{"title":"GSC Power Division | Elite Valvetrain \u0026 Camshaft Technology","description":"\u003ch2\u003eGSC Power Division Camshafts \u0026amp; Valvetrain\u003c\/h2\u003e\n\u003cp\u003eChicane Australia provides specialised supply of GSC Power Division camshafts and valvetrain hardware, with 440 products listed in this range. GSC is known for application-specific camshaft profiles ground on CNC equipment, along with beehive valve springs, titanium retainers, valve guides and race balance shafts. We source and despatch authentic GSC hardware Australia-wide from our Central Coast, NSW base.\u003c\/p\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShop by Vehicle\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gsc-honda-k-series\"\u003eGSC Power Division for Honda K-Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gsc-toyota-2jz-g16e\"\u003eGSC Power Division for GSC Power-Division Toyota 2JZ \u0026amp; G16E-GTS Valvetrain\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gsc-nissan-rb26-sr20-vr38\"\u003eGSC Power Division for Nissan RB26 \/ SR20 \/ VR38 Valvetrain\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gsc-mitsubishi-4g63-4b11\"\u003eGSC Power Division for - Mitsubishi 4G63 \u0026amp; 4B11\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gsc-subaru-ej-fa\"\u003eGSC Power Division for Subaru EJ \u0026amp; FA Valvetrain\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShop by Product Type\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe GSC Power Division range listed here covers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1 Billet Camshafts\u003c\/strong\u003e – milder profiles aimed at increased mid-range torque and top-end power without sacrificing idle quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS2 Billet Camshafts\u003c\/strong\u003e – a step up for higher-output builds, with a focus on the mid-to-high RPM range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS3 Billet Camshafts\u003c\/strong\u003e – dedicated racing profiles for high-horsepower builds running large-frame turbochargers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR2 and R3 Billet Camshafts\u003c\/strong\u003e – race-oriented profiles listed for Ford 5.0L Coyote applications, including options for ported heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Springs\u003c\/strong\u003e – beehive and single spring designs offering harmonic control and seat pressure in a compact footprint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitanium Retainers\u003c\/strong\u003e – conical, cylindrical, beehive and dual-spring retainers, available individually and in sets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Guides and Balance Shafts\u003c\/strong\u003e – including stopper-style intake and exhaust guides and race balance shafts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrowse the full brand directory on our \u003ca href=\"\/pages\/brands\"\u003eall brands\u003c\/a\u003e page.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eChoosing the Right Part\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cp\u003eGSC parts are engine and cylinder-head specific, so match the listing to your engine code rather than the model year alone. Applications listed in this collection include Subaru EJ255\/EJ257 (WRX and STI), Subaru EZ30 Phase 2, Subaru\/Toyota FA20 (BRZ\/86), Mitsubishi 4G63 and 4G63T (Evo 1–9), Toyota 3S-GTE and 2JZ, Nissan VR38DETT, Honda B-Series VTEC, Toyota\/BMW B58, BMW S58 (M3\/M4 2021+), Ford 5.0L Coyote and the Audi\/Lamborghini 5.2L V10.\u003c\/p\u003e\n\u003cp\u003eWhen comparing camshafts, check the duration figures in the product title (for example 282\/282, 292\/300 or 268\/270), whether AVCS or an intake trigger is required, and whether the listing is a complete set or a single shaft. Valve spring and retainer listings often specify a matched kit or spring code — such as retainers for the GSC5756 or GSC5056 kits, or for the TVS1850 spring — so confirm the spring and retainer are intended to work together. Retainer and guide sets are sold in fixed quantities (sets of 12, 16, 24 or 40), so check the count suits your cylinder head.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eInstallation \u0026amp; What You'll Need\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cp\u003eCamshaft and valvetrain replacement requires cylinder head disassembly, correct valve timing and accurate measurement of installed height and valve-to-piston clearance. Installation by a qualified professional workshop is strongly recommended.\u003c\/p\u003e\n\u003cp\u003eDepending on the job you may also need valve spring compressors, replacement valve stem seals and head gaskets, appropriate collets or keepers to suit the retainer style, a degree wheel and dial indicator for cam timing, and an engine tune to suit the new camshaft profile. More aggressive S2, S3, R2 and R3 profiles generally require upgraded valve springs and retainers rather than factory hardware.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eFAQ\u003c\/summary\u003e\n\u003cdiv\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need to upgrade my valve springs with GSC cams?\u003c\/summary\u003e\n\u003cp\u003eFor S1 profiles, factory springs can sometimes be retained depending on the chassis, but for S2 and S3 camshafts a high-quality valve spring and retainer kit is mandatory. The higher lift and aggressive ramp rates require the increased seat pressure and stability of an upgraded spring to prevent valve float at high RPM.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the benefit of a beehive valve spring?\u003c\/summary\u003e\n\u003cp\u003eBeehive springs feature a smaller diameter at the top, which allows for a lighter titanium retainer. This reduces overall valvetrain mass, improving harmonic stability and allowing the engine to rev more safely and efficiently compared with traditional dual-spring setups.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between S1, S2 and S3 camshafts?\u003c\/summary\u003e\n\u003cp\u003eS1 profiles prioritise mid-range torque and street driveability with minimal impact on idle quality. S2 profiles move the power band higher for stronger mid-to-high RPM output, while S3 profiles are dedicated racing grinds intended for high-horsepower builds running large-frame turbochargers.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow quickly can you source GSC Power Division parts?\u003c\/summary\u003e\n\u003cp\u003eWe use an international and local supply network to provide the fastest turnaround we can on these precision engine parts, with despatch Australia-wide. Contact our team for current availability on the specific part number you need.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cp\u003eNeed help choosing? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"CollectionPage\",\"name\":\"GSC Power Division Camshafts \u0026 Valve Springs\",\"description\":\"GSC Power Division S1, S2 and S3 camshafts, beehive valve springs and titanium retainers for EJ, 4G63, 2JZ and B58 builds, supplied Australia-wide by Chicane Australia.\",\"url\":\"https:\/\/www.chicaneaustralia.com.au\/collections\/gsc-power-division\",\"isPartOf\":{\"@type\":\"WebSite\",\"name\":\"Chicane Australia\",\"url\":\"https:\/\/www.chicaneaustralia.com.au\"},\"about\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.chicaneaustralia.com.au\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Brands\",\"item\":\"https:\/\/www.chicaneaustralia.com.au\/pages\/brands\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/www.chicaneaustralia.com.au\/collections\/gsc-power-division\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Do I need to upgrade my valve springs with GSC cams?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"For S1 profiles, factory springs can sometimes be retained depending on the chassis, but for S2 and S3 camshafts a high-quality valve spring and retainer kit is mandatory. The higher lift and aggressive ramp rates require the increased seat pressure and stability of an upgraded spring to prevent valve float at high RPM.\"}},{\"@type\":\"Question\",\"name\":\"What is the benefit of a beehive valve spring?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Beehive springs feature a smaller diameter at the top, which allows for a lighter titanium retainer. This reduces overall valvetrain mass, improving harmonic stability and allowing the engine to rev more safely and efficiently compared with traditional dual-spring setups.\"}},{\"@type\":\"Question\",\"name\":\"What is the difference between S1, S2 and S3 camshafts?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"S1 profiles prioritise mid-range torque and street driveability with minimal impact on idle quality. S2 profiles move the power band higher for stronger mid-to-high RPM output, while S3 profiles are dedicated racing grinds intended for high-horsepower builds running large-frame turbochargers.\"}},{\"@type\":\"Question\",\"name\":\"How quickly can you source GSC Power Division parts?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We use an international and local supply network to provide the fastest turnaround we can on these precision engine parts, with despatch Australia-wide. Contact our team for current availability on the specific part number you need.\"}}]}\u003c\/script\u003e","products":[{"product_id":"gsc-exhaust-valves-audi-2-5t-daza-dnwa","title":"GSC Power-Division Exhaust Valve - Audi 2.5 TFSI DAZA\/DNWA - 28mm Head (STD) - Chrome Polished - Set of 10","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eGSC Power Division Super Alloy Exhaust Valves (Part No. GSC2257-10) are built to meet the demands of high-horsepower turbocharged Audi 2.5L DAZA and DNWA engines. Engineered from high-temperature-resistant super alloy material, these valves deliver enhanced heat tolerance, reduced friction, and improved airflow — making them ideal for motorsport and high-boost applications.\u003c\/p\u003e\n\u003cp\u003eThe back-cut valve head promotes efficient exhaust flow and higher RPM potential, while the micro-polished stems ensure smooth valve operation within the guide. Each valve features a hardened tip using a friction-welded process for superior durability under extreme loads.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBack-cut head design improves exhaust flow and performance\u003c\/li\u003e\n\u003cli\u003eMicro-polished stem minimises oil retention and friction\u003c\/li\u003e\n\u003cli\u003eSuper alloy construction for extreme temperature and boost resistance\u003c\/li\u003e\n\u003cli\u003eFriction-welded hardened valve tips reduce rocker or tappet wear\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement – compatible with triple-groove keepers\u003c\/li\u003e\n\u003cli\u003eDesigned for high-RPM, turbocharged engine environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eMetric (mm)\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eImperial (in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eHead Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e28.00 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e1.102\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e101.8 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e4.008\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eStem Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e5.96 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e0.235\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × GSC Power Division Super Alloy Exhaust Valve (GSC2257-10)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi RS3 (8V \/ 8Y) – 2.5 TFSI DAZA \/ DNWA\u003c\/li\u003e\n\u003cli\u003eAudi TT RS (8S) – 2.5 TFSI DAZA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment Note\u003c\/h3\u003e\n\u003cp\u003eCompatible with OEM triple-groove keeper\/lock systems. For performance applications, GSC recommends replacing valve locks to prevent material grooving and ensure long-term reliability.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50622429856037,"sku":"GSC2257-10","price":750.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_85ca7fb0-fb3b-4996-aee7-d2f7e777485f.jpg?v=1750475897"},{"product_id":"gsc-intake-valves-audi-2-5t-daza-dnwa","title":"GSC Power-Division Intake Valve - Audi 2.5 TFSI DAZA\/DNWA - 33.9mm Head (STD) - Chrome Polished - Set of 10","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eUpgrade your Audi 2.5L DAZA\/DNWA engine with GSC Power Division Stainless Steel Intake Valves (Part No. GSC2256-10), engineered to improve airflow, reliability, and performance in high-output turbocharged applications. These precision valves are crafted from premium 21-4 stainless steel and designed to handle the elevated temperatures and stresses found in forced induction engines.\u003c\/p\u003e\n\u003cp\u003eThe back-cut valve head improves intake flow and RPM potential, while the micro-polished stems reduce friction and oil retention — enhancing smooth operation and durability over time. For added strength, each valve features a hardened tip using mid-stem friction welding, ensuring extended life under aggressive use.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBack-cut design for enhanced airflow and power output\u003c\/li\u003e\n\u003cli\u003eMicro-polished stems reduce friction and oil retention\u003c\/li\u003e\n\u003cli\u003e21-4 stainless steel construction for high-temp durability\u003c\/li\u003e\n\u003cli\u003eFriction-welded hardened valve tips for long-term wear resistance\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement — compatible with triple-groove keepers\u003c\/li\u003e\n\u003cli\u003eIdeal for high-RPM and high-boost turbocharged setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eMetric (mm)\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eImperial (in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eHead Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e33.8 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e1.331\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e104.1 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e4.098\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eStem Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e5.97 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e0.235\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × GSC Power Division Stainless Steel Intake Valve (GSC2256-10)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi RS3 (8V \/ 8Y) – 2.5 TFSI DAZA \/ DNWA\u003c\/li\u003e\n\u003cli\u003eAudi TT RS (8S) – 2.5 TFSI DAZA\u003c\/li\u003e\n\u003cli\u003eAudi R8 5.2L V10 – optional fitment with R8 rocker arms\u003c\/li\u003e\n\u003cli\u003eLamborghini Huracán 5.2L V10 – optional fitment (LP600, Performante, EVO, STO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment Note\u003c\/h3\u003e\n\u003cp\u003eDesigned to work with OEM triple-groove keepers. For maximum reliability, GSC recommends replacing valve locks during installation to prevent grooving from wear.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50622430183717,"sku":"GSC2256-10","price":590.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_d5c6ffd2-323b-496f-b855-f69ea8aaf723.jpg?v=1750475808"},{"product_id":"gsc-valve-spring-kit-ti-retainer-audi-2-5t-daza","title":"GSC Power-Division Beehive Valve Spring \u0026 Titanium Retainer Kit - Audi 2.5 TFSI DAZA (RS3 2017+) - 60 PSI Max","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe GSC Power-Division Beehive Valve Spring Kit with Titanium Retainers (Part No. GSC5096) is designed specifically for the 2017+ Audi RS3 2.5 TFSI DAZA engine. Engineered to handle extreme boost pressures and high RPM, this performance spring and retainer package offers reliable valve control for aggressive street and full-race applications. Featuring premium heat-treated beehive springs and lightweight titanium retainers, this setup reduces valvetrain mass while improving valve stability throughout the rev range.\u003c\/p\u003e\n\u003cp\u003eWhether you're running high-lift camshafts or pushing over 60 psi of boost, the GSC5096 spring kit provides consistent seat and open pressure to keep your valvetrain composed under pressure.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBeehive spring design reduces retainer mass and increases RPM potential\u003c\/li\u003e\n\u003cli\u003eIncludes lightweight titanium retainers (x20) for reduced valvetrain weight\u003c\/li\u003e\n\u003cli\u003eSuperior load retention and fatigue resistance through advanced heat treatment\u003c\/li\u003e\n\u003cli\u003eDesigned for high-lift camshafts and high-boost applications\u003c\/li\u003e\n\u003cli\u003eSupports up to 60 psi boost and 12 mm valve lift\u003c\/li\u003e\n\u003cli\u003eProven performance in street, drag, and circuit racing environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 6px;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eGSC5096\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eInstall Height\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e1.418\" (36.01 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eSeat Pressure\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e100 lbs @ 1.418\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eOpen Pressure\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e221 lbs @ 0.985\" (11 mm lift)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eMax Valve Lift\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e0.472\" (12 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eCoil Bind\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e0.900\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003eMax Boost Rating\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 6px;\"\u003e60 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e20 × GSC Beehive Valve Springs\u003c\/li\u003e\n\u003cli\u003e20 × Titanium Retainers\u003c\/li\u003e\n\u003cli\u003e10 × Exhaust Valve Seats (Intake side retains OEM Hat Seal)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi RS3 (8V) 2017–2020 – 2.5 TFSI DAZA\u003c\/li\u003e\n\u003cli\u003eAudi RS3 (8Y) 2022+ – 2.5 TFSI DNWA \u003cem\u003e(confirm fitment before use)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eAudi TT RS (8S) – 2.5 TFSI DAZA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product may contain chemicals such as Nickel (Metallic), known to the State of California to cause cancer or reproductive harm. Refer to Proposition 65 for details.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50622430282021,"sku":"GSC5096","price":1135.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_d553325d-c412-4842-a0b1-e2d51058f255.jpg?v=1750475738"},{"product_id":"gsc-intake-valve-guide-k20c1","title":"GSC Power-Division Intake Valve Guide - Honda K20C1 (Civic Type R FK8\/FL5) - Set of 8","description":"\u003ch2\u003eGSC Power-Division Intake Valve Guide – Honda K20C1 Civic Type R\u003c\/h2\u003e\n\n\u003cp\u003eUpgrade your Honda K20C1’s valvetrain reliability with the GSC Power-Division Intake Valve Guides. Engineered for performance and longevity, these guides are built from premium Manganese Bronze to withstand the demands of high-RPM and turbocharged engines. Designed to provide precise valve control and reduce wear under extreme conditions.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength Manganese Bronze construction\u003c\/li\u003e\n  \u003cli\u003eStandard size available as a complete set of 8 or individually\u003c\/li\u003e\n  \u003cli\u003eOversized options: +0.001\" and +0.003\" sold individually\u003c\/li\u003e\n  \u003cli\u003ePerfect for high-RPM, turbocharged, and track-built engines\u003c\/li\u003e\n  \u003cli\u003eMachined to tight tolerances for optimal valve seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003cth\u003eTotal Length\u003c\/th\u003e\n      \u003cth\u003eOuter Diameter\u003c\/th\u003e\n      \u003cth\u003eValve Stem Diameter\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eGSC3120\u003c\/td\u003e\n      \u003ctd\u003e1.870 in \/ 47.50 mm\u003c\/td\u003e\n      \u003ctd\u003e0.4357 in \/ 11.07 mm\u003c\/td\u003e\n      \u003ctd\u003e5.5 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHonda Civic Type R FK8 (2017–2021)\u003c\/li\u003e\n  \u003cli\u003eHonda Civic Type R FL5 (2023+)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50626878374181,"sku":"GSC3120-8","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_3098eff4-c34b-411d-87f7-c459927bda98.jpg?v=1750557795"},{"product_id":"gsc-exhaust-valve-guide-k20c1","title":"GSC Power-Division Exhaust Valve Guide - Honda K20C1 (Civic Type R FK8\/FL5) - Set of 8","description":"\u003ch2\u003eGSC Power-Division Exhaust Valve Guide – Honda K20C1 Civic Type R\u003c\/h2\u003e\n\n\u003cp\u003eDesigned for high-performance Honda K20C1 engines, the GSC Power-Division Exhaust Valve Guides offer improved heat tolerance and durability over OEM components. Perfect for street, track, or boosted applications, these precision-machined guides ensure superior valve control and extended engine life. Available in standard and oversized fitments for rebuild flexibility.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eManufactured from high-strength Manganese Bronze alloy\u003c\/li\u003e\n  \u003cli\u003eStandard size available as a complete set of 8 or individually\u003c\/li\u003e\n  \u003cli\u003eOversized options: +0.001\" and +0.003\" sold individually\u003c\/li\u003e\n  \u003cli\u003eIdeal for high-RPM and forced induction applications\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined for consistent clearance and sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003cth\u003eTotal Length\u003c\/th\u003e\n      \u003cth\u003eOuter Diameter\u003c\/th\u003e\n      \u003cth\u003eValve Stem Diameter\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eGSC3121\u003c\/td\u003e\n      \u003ctd\u003e1.970 in \/ 50.04 mm\u003c\/td\u003e\n      \u003ctd\u003e0.4357 in \/ 11.07 mm\u003c\/td\u003e\n      \u003ctd\u003e5.5 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHonda Civic Type R FK8 (2017–2021)\u003c\/li\u003e\n  \u003cli\u003eHonda Civic Type R FL5 (2023+)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50626878406949,"sku":"GSC3121-8","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_851a10f5-e234-4f18-8b67-f3c52951dea1.jpg?v=1750557750"},{"product_id":"gsc-intake-valve-ej20-ej25","title":"GSC Power-Division Intake Valve - Subaru EJ205\/EJ207\/EJ257 - Chrome Polished - Set of 8","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division Intake Valves – Subaru EJ20\/EJ257 Turbo (36mm \u0026amp; 37mm)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division Intake Valves\u003c\/strong\u003e for Subaru EJ20 and EJ257 Turbo engines offer exceptional airflow, longevity, and high-RPM stability. Available in standard 36mm and +1mm oversize 37mm head diameters, these valves are engineered to handle the demands of high-boost and high-revving performance builds.\u003c\/p\u003e\n\u003cp\u003eEach valve is CNC-machined with a swirl-polished, back-cut head for optimised flow and reduced mass, improving throttle response and cylinder filling. Manufactured from modified 21-4N stainless steel with hardened tips or stelite wafers, these valves are built to withstand extreme conditions while maintaining proper valvetrain geometry.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable in 36mm (STD) and 37mm (+1mm oversize) head diameters\u003c\/li\u003e\n\u003cli\u003eSwirl-polished heads for increased flow efficiency\u003c\/li\u003e\n\u003cli\u003eBack-cut design reduces weight for improved RPM response\u003c\/li\u003e\n\u003cli\u003eMicro-polished stems reduce drag and wear\u003c\/li\u003e\n\u003cli\u003eModified 21-4N stainless steel for high-temperature endurance\u003c\/li\u003e\n\u003cli\u003eHardened or stelite-tipped ends for superior wear resistance\u003c\/li\u003e\n\u003cli\u003eOptimised valve tip length and keeper groove for proper geometry and spring balance\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM or GSC upgraded keepers\/locks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValve Size\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eMaterial\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eHead Diameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eStem Diameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eOverall Length\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e36mm (Standard)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC2012-8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModified 21-4N Stainless\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e36.00 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e104.40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e37mm (+1mm Oversize)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC2014-8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModified 21-4N Stainless\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e37.00 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e104.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ20 \/ EJ205 \/ EJ207\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ257 \/ EJ257B\u003c\/li\u003e\n\u003cli\u003eSubaru Forester XT \/ Liberty GT – EJ Turbo Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Always inspect or replace valve locks during performance rebuilds. Reusing worn keepers can compromise valve train stability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e This product contains materials such as Nickel (Metallic), which are known to the State of California to cause cancer and reproductive harm. See California Proposition 65 for more details.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"36mm (STD)","offer_id":50630039339301,"sku":"GSC2012-8","price":340.0,"currency_code":"AUD","in_stock":true},{"title":"37mm (+1mm)","offer_id":50630039372069,"sku":"GSC2014-8","price":345.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_7ff3f20c-9079-4f7c-b2fa-e0ccf495f1c7.jpg?v=1750638455"},{"product_id":"gsc-exhaust-valve-ej20-ej25","title":"GSC Power-Division Exhaust Valve - Subaru EJ205\/EJ207\/EJ257 - Set of 8","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division Exhaust Valves – Subaru EJ20\/EJ25 Turbo (32mm \u0026amp; 33mm)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division Exhaust Valve range\u003c\/strong\u003e for Subaru EJ20 and EJ257 turbocharged engines offers maximum durability, flow, and performance in extreme conditions. Available in both standard 32mm and +1mm oversize 33mm diameters, these valves are engineered for high-horsepower, high-EGT applications where heat resistance and reliability are critical.\u003c\/p\u003e\n\u003cp\u003eManufactured from advanced stainless and superalloy materials, these valves are swirl polished, back-cut, and micro-finished to reduce weight, improve airflow, and extend lifespan. Whether you’re chasing big boost or refining valve geometry, GSC valves are a trusted upgrade for any EJ build.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable in standard 32mm and oversize 33mm (+1mm) options\u003c\/li\u003e\n\u003cli\u003eSuper Alloy version withstands up to 2000°F (ideal for extreme EGT conditions)\u003c\/li\u003e\n\u003cli\u003eBack-cut and swirl-polished heads for increased flow and reduced mass\u003c\/li\u003e\n\u003cli\u003eMicro-polished stems for smoother motion and less oil retention\u003c\/li\u003e\n\u003cli\u003eModified 23-8N or Super Alloy exhaust valve material for high-heat tolerance\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM or GSC valve locks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValve Size\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eMaterial\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eHead Diameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eStem Diameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eOverall Length\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e32mm (Standard)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC2015-8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSuper Alloy\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e32.00 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e104.65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e33mm (+1mm Oversize)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC2013-8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModified 23-8N Stainless\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e33.00 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e104.25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eValve Design \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUnder-head dish machining for reduced weight\u003c\/li\u003e\n\u003cli\u003eSwirl-polished heads enhance flow without compromising strength\u003c\/li\u003e\n\u003cli\u003eBack-cut valve profile improves high-RPM performance\u003c\/li\u003e\n\u003cli\u003eValve tips hardened or fused with a stelite wafer for wear resistance\u003c\/li\u003e\n\u003cli\u003eAdjusted valve tip lengths for proper valvetrain geometry and reduced lash setup time\u003c\/li\u003e\n\u003cli\u003eOptimised keeper groove height for balanced valve spring pressure and retainer fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ20 \/ EJ205 \/ EJ207\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ257 \/ EJ257B\u003c\/li\u003e\n\u003cli\u003eSubaru Forester XT \/ Liberty GT – EJ Turbo Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e It is recommended not to reuse valve locks in performance applications due to wear and groove deformation. Always inspect and replace during head service or rebuild.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"32mm (STD) - Super Alloy","offer_id":50630039437605,"sku":"GSC2015-8","price":600.0,"currency_code":"AUD","in_stock":true},{"title":"33mm (+1mm) - Chrome Polished","offer_id":50630039470373,"sku":"GSC2013-8","price":345.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_ff789fd8-f747-4569-baaa-945cde84a24d.jpg?v=1750638290"},{"product_id":"gsc-intake-valve-guide-ej20-ej25","title":"GSC Power-Division Manganese Bronze Intake Valve Guide - Subaru EJ205\/EJ207\/EJ257 - Traditional Style - Set of 8","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division Traditional Intake Valve Guide – Subaru EJ20\/25 Series (Part # GSC3028)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division GSC3028 Traditional Intake Valve Guide\u003c\/strong\u003e is a high-quality, smooth-style replacement designed for Subaru EJ20 and EJ25 series engines, including EJ205, EJ207, EJ255, EJ257, and EJ257B. Ideal for performance engine builds and OEM-style rebuilds, these guides help maintain valve alignment, sealing, and long-term durability under high load and temperature.\u003c\/p\u003e\n\u003cp\u003eMade from precision-machined material with tight tolerances, these guides support 6 mm valve stems and are available in both standard and oversized configurations for head machining flexibility.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTraditional smooth-style intake valve guide for Subaru EJ engines\u003c\/li\u003e\n\u003cli\u003eAvailable in standard and oversized (+0.001\", +0.003\") variants\u003c\/li\u003e\n\u003cli\u003ePrecision-machined for stability, valve control, and wear resistance\u003c\/li\u003e\n\u003cli\u003eSupports 6 mm valve stems\u003c\/li\u003e\n\u003cli\u003eSold as a set of 8 or individually (for oversized options)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC3028\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSubaru EJ20 \/ EJ25 Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGuide Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eIntake (Traditional Smooth Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1.557 in \/ 39.55 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e0.4357 in \/ 11.07 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eValve Stem Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eFitment Options\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eStandard, +0.001\", +0.003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSold As\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSet of 8 or Individually (Oversized)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ205 \/ EJ207\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ255 \/ EJ257 \/ EJ257B\u003c\/li\u003e\n\u003cli\u003eSubaru Forester XT \/ Liberty GT – EJ Turbo Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Oversized guides are sold individually in +0.001\" and +0.003\" sizing. Always inspect and measure your cylinder head guide bores before selecting oversize options.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e This product contains materials such as Nickel (Metallic), which are known to the State of California to cause cancer and reproductive harm. See California Proposition 65 for more information.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50630039568677,"sku":"GSC3028-8","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_b99eee6e-15b6-4f70-8805-c1401298707d.jpg?v=1750638198"},{"product_id":"gsc-exhaust-valve-guide-ej20-ej25","title":"GSC Power-Division Manganese Bronze Exhaust Valve Guide - Subaru EJ205\/EJ207\/EJ257 - Traditional Style - Set of 8","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division Traditional Exhaust Valve Guide – Subaru EJ20\/25 Series (Part # GSC3027)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division GSC3027 Traditional Exhaust Valve Guide\u003c\/strong\u003e is a precision-machined upgrade for Subaru EJ20 and EJ25 engines, including EJ205, EJ207, EJ255, EJ257, and EJ257B variants. Designed in a smooth-style finish, these valve guides ensure long-term reliability and stable valve operation in high-performance or rebuilt heads.\u003c\/p\u003e\n\u003cp\u003eGSC’s valve guides are made from premium materials with tight tolerances for improved oil control, reduced valve wobble, and extended durability—particularly under the high loads and heat common in boosted Subaru applications.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTraditional smooth-style exhaust valve guide design\u003c\/li\u003e\n\u003cli\u003eSuitable for both OEM replacement and performance builds\u003c\/li\u003e\n\u003cli\u003eAvailable in standard size and oversized variants (+0.001\", +0.003\")\u003c\/li\u003e\n\u003cli\u003ePrecision-machined for consistent fitment and durability\u003c\/li\u003e\n\u003cli\u003eIdeal for EJ205, EJ207, EJ255, EJ257, and EJ257B cylinder heads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC3027\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSubaru EJ20 \/ EJ25 Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGuide Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eExhaust (Traditional Smooth Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1.873 in \/ 47.57 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e0.4357 in \/ 11.07 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eValve Stem Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eFitment Options\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eStandard, +0.001\", +0.003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSold As\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSet of 8 or Individually (Oversized)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ205 \/ EJ207\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ255 \/ EJ257 \/ EJ257B\u003c\/li\u003e\n\u003cli\u003eSubaru Forester XT \/ Liberty GT – EJ Turbo Platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Oversized guides are sold individually and are available in +0.001\" and +0.003\" sizing. Always measure cylinder head bores before ordering oversized variants.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50630039666981,"sku":"GSC3027-8","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_984f7e69-c757-4e78-aca7-84bf89500552.jpg?v=1750638118"},{"product_id":"gsc-valve-stem-seals-ej20-ej25","title":"GSC Power-Division Viton Valve Stem Seal Set - Subaru EJ205\/EJ207\/EJ257 - 6mm","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division Viton Valve Stem Seals – Subaru EJ Engines (Part # GSC1022)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division GSC1022 Valve Stem Seal Set\u003c\/strong\u003e is designed to withstand the high temperatures and demands of performance-built Subaru EJ engines. Manufactured from premium Viton material, these seals offer superior oil control, heat resistance, and longevity compared to factory rubber stem seals.\u003c\/p\u003e\n\u003cp\u003eIdeal for street and track applications, these valve stem seals are a direct-fit upgrade for EJ205, EJ207, and EJ257 cylinder heads using 6mm valve stems. A critical upgrade when rebuilding or upgrading valvetrain components to ensure long-term reliability and reduced oil consumption.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-performance Viton valve stem seals for Subaru EJ engines\u003c\/li\u003e\n\u003cli\u003eCompatible with EJ205, EJ207, and EJ257 cylinder heads\u003c\/li\u003e\n\u003cli\u003eDesigned for 6mm valve stem applications\u003c\/li\u003e\n\u003cli\u003eSuperior oil control and thermal resistance\u003c\/li\u003e\n\u003cli\u003eIdeal for boosted and high-RPM engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC1022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSubaru EJ205 \/ EJ207 \/ EJ257\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eValve Stem Size\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eViton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eQuantity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSet of 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ205 \/ EJ207\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ257\u003c\/li\u003e\n\u003cli\u003eCompatible with both AVCS and Non-AVCS cylinder heads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Ideal for high-performance engine builds where increased heat and pressure are present. Always install new valve stem seals during any head rebuild or valve upgrade.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e This product contains materials such as Nickel (Metallic), which are known to the State of California to cause cancer and reproductive harm. See California Proposition 65 for more information.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50630039699749,"sku":"GSC1022","price":35.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_19e3667e-d8d6-42a8-a274-afad7a80ede9.jpg?v=1750638066"},{"product_id":"gsc-valve-keeper-set-ej20-ej25","title":"GSC Power-Division Valve Keeper Set - Subaru EJ20\/EJ25 (incl. EJ257B \u0026 SOHC) - Set of 32","description":"\u003cdiv style=\"max-width: 800px; margin: 0 auto; line-height: 1.6;\"\u003e\n\u003ch2\u003eGSC Power-Division OEM Replacement Valve Keeper Set – Subaru EJ Engines (Part # GSC1006)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGSC Power-Division GSC1006 Valve Keeper Set\u003c\/strong\u003e is a high-quality OEM replacement designed for Subaru EJ engines. Manufactured from premium steel with black oxide coating, these keepers offer superior durability, precision fitment, and improved valvetrain reliability over factory components.\u003c\/p\u003e\n\u003cp\u003eThis set includes 32 pieces—enough for all 16 valves—and is compatible with all GSC Power-Division valve spring kits and valves. Ideal for both performance and factory-style builds, these keepers ensure consistent spring seat pressure and promote proper valve rotation and stability.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOEM replacement valve keepers for Subaru EJ engines\u003c\/li\u003e\n\u003cli\u003ePrecision-machined from premium-grade steel\u003c\/li\u003e\n\u003cli\u003eBlack oxide coated for rust prevention and anti-seize properties\u003c\/li\u003e\n\u003cli\u003eImproved tolerances for consistent valve spring install heights\u003c\/li\u003e\n\u003cli\u003eCompatible with stock or GSC valves and retainers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #ccc; padding: 8px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eGSC1006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eSubaru EJ20 \/ EJ25 Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eFitment\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOEM and GSC Valves \u0026amp; Retainers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePremium Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eCoating\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eBlack Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eQuantity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e32 Pieces (Set for 16 Valves)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX – EJ20\u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI – EJ25\u003c\/li\u003e\n\u003cli\u003eSubaru Forester XT \/ Liberty GT – EJ Turbo Platforms\u003c\/li\u003e\n\u003cli\u003eCompatible with DUAL AVCS and Non-AVCS heads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Always replace valve keepers when installing new valves to ensure correct groove fitment, valve rotation, and seat pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e This product contains materials such as Nickel (Metallic), which are known to the State of California to cause cancer and reproductive harm. See California Proposition 65 for more information.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":50630039765285,"sku":"GSC1006","price":65.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image_fdf9404b-f66a-45ee-9b8c-1a0290e76c79.jpg?v=1750638018"},{"product_id":"gsc-power-division-intake-valve-guide-stopper-style-set-12pc-subaru-ez30-phz-2","title":"GSC Power-Division Intake Valve Guide - Subaru EZ30 Phase 2 - Stopper Style - Set of 12","description":"\u003cp\u003eThe GSC Power-Division Intake Valve Guide Set for the Subaru EZ30 PHZ 2 engine is engineered for high-performance applications where precision and durability are critical. Manufactured from premium materials, these guides are designed to handle extreme heat and stress conditions found in high-RPM or forced-induction builds. The stopper-style design provides superior valve control and stability, reducing valve stem wear and improving sealing efficiency.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":51488483606821,"sku":"GSC3126-12","price":155.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/3025white.jpg?v=1761886910"},{"product_id":"gsc-power-division-exhaust-valve-guide-stopper-style-set-12pc-subaru-ez30-phz-2","title":"GSC Power-Division Exhaust Valve Guide - Subaru EZ30 Phase 2 - Stopper Style - Set of 12","description":"\u003cp\u003eThe GSC Power-Division Exhaust Valve Guide Set for the Subaru EZ30 PHZ 2 engine is built for demanding high-performance and racing environments. These precision-machined guides ensure optimal valve stability, heat dissipation, and wear resistance under extreme operating conditions. The stopper-style design enhances valve control, minimising movement and improving overall engine efficiency in both naturally aspirated and forced induction setups.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":51488485179685,"sku":"GSC3127-12","price":155.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/3025white.jpg?v=1761886910"},{"product_id":"gsc-power-division-billet-r3-camshaft-set-nissan-rb26dett","title":"GSC Power-Division Billet R3 Camshafts - Nissan RB26DETT (R32\/R33\/R34 GT-R) - 291\/294 - Requires Head Modification","description":"\u003ch2\u003eGSC Power-Division Billet R3 Camshaft Set - Nissan Skyline GT-R R32\/R33\/R34 RB26DETT - 291°\/294° 11.40\/11.50mm Solid\u003c\/h2\u003e\n\n\u003cp\u003eUnlock serious top-end power on your \u003cstrong\u003eNissan Skyline GT-R RB26DETT\u003c\/strong\u003e with the GSC Power-Division Billet R3 camshaft set. GSC Power-Division is a US-based engineering company specialising in high-performance camshafts and valvetrain components, with decades of experience supporting professional motorsport and high-output street engines. Every R-Series billet camshaft is precision-ground from premium billet steel core material for superior strength and consistency at extreme RPM and lift levels.\u003c\/p\u003e\n\n\u003cp\u003eThe Billet R3 is the most aggressive profile in the GSC R-Series range for the RB26DETT, designed for fully built engines targeting maximum power. With \u003cstrong\u003e291° intake \/ 294° exhaust advertised duration\u003c\/strong\u003e and \u003cstrong\u003e11.40mm intake \/ 11.50mm exhaust lift\u003c\/strong\u003e, the R3 set delivers significant top-end gains and is intended for race applications running upgraded turbos, fully built bottom ends, and high-RPM shift points. The reduced 30.5mm base circle works in conjunction with upgraded valve springs to support stable operation under demanding conditions.\u003c\/p\u003e\n\n\u003ch3\u003eCamshaft Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGSC Part Number: GSC7041R3\u003c\/li\u003e\n  \u003cli\u003eType: Intake \/ Exhaust Set (Billet)\u003c\/li\u003e\n  \u003cli\u003eIntake Advertised Duration: 291°\u003c\/li\u003e\n  \u003cli\u003eExhaust Advertised Duration: 294°\u003c\/li\u003e\n  \u003cli\u003eIntake Duration @ 0.040\": 256°\u003c\/li\u003e\n  \u003cli\u003eExhaust Duration @ 0.040\": 260°\u003c\/li\u003e\n  \u003cli\u003eIntake Peak Lift: 11.40mm\u003c\/li\u003e\n  \u003cli\u003eExhaust Peak Lift: 11.50mm\u003c\/li\u003e\n  \u003cli\u003eIntake Centre Line: 110°\u003c\/li\u003e\n  \u003cli\u003eExhaust Centre Line: 118°\u003c\/li\u003e\n  \u003cli\u003eReduced Base Circle: 30.5mm\u003c\/li\u003e\n  \u003cli\u003eEngine: Nissan RB26DETT\u003c\/li\u003e\n  \u003cli\u003eApplication: Nissan Skyline GT-R R32 \/ R33 \/ R34\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Installation Notes\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCylinder head modification required\u003c\/strong\u003e - The R3 profile is not a drop-in fit. R-Series cams (R1, R1.5, R2, R3) require head work; only the S1\/S2 profiles are bolt-in\u003c\/li\u003e\n  \u003cli\u003eReduced base circle (30.5mm) - requires adjustment of valve clearances using appropriate shims\u003c\/li\u003e\n  \u003cli\u003eUpgraded valve springs are required - the R3 profile is not compatible with factory or low-pressure spring kits\u003c\/li\u003e\n  \u003cli\u003eDesigned for fully built race engines - not intended for stock or lightly modified applications\u003c\/li\u003e\n  \u003cli\u003eProfessional installation and degreeing recommended for correct camshaft timing and engine longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\n\u003ctable class=\"fitment-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eMake\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eChassis\u003c\/th\u003e\n      \u003cth\u003eYear\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R\u003c\/td\u003e\n      \u003ctd\u003eR32 (BNR32)\u003c\/td\u003e\n      \u003ctd\u003e1989 - 1994\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R\u003c\/td\u003e\n      \u003ctd\u003eR33 (BCNR33)\u003c\/td\u003e\n      \u003ctd\u003e1995 - 1998\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R V-Spec \/ N1\u003c\/td\u003e\n      \u003ctd\u003eR33 (BCNR33)\u003c\/td\u003e\n      \u003ctd\u003e1995 - 1998\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R\u003c\/td\u003e\n      \u003ctd\u003eR34 (BNR34)\u003c\/td\u003e\n      \u003ctd\u003e1999 - 2002\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R V-Spec \/ V-Spec II \/ N1\u003c\/td\u003e\n      \u003ctd\u003eR34 (BNR34)\u003c\/td\u003e\n      \u003ctd\u003e1999 - 2002\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNissan\u003c\/td\u003e\n      \u003ctd\u003eSkyline GT-R Nur Spec\u003c\/td\u003e\n      \u003ctd\u003eR34 (BNR34)\u003c\/td\u003e\n      \u003ctd\u003e2002\u003c\/td\u003e\n      \u003ctd\u003e2.6L RB26DETT Twin Turbo \/ Solid Lifter \/ Head Modification \u0026amp; Upgraded Springs Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eVehicle compatibility and fitment notes are provided in the tabs above. Please ensure your engine code, valve train configuration, and supporting components are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this camshaft suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":52282124402981,"sku":"GSC7041R3","price":1945.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/GSC_207041_20-2-3.jpg?v=1777346194"},{"product_id":"gsc-power-division-billet-s3-camshaft-set-subaru-wrx-sti-ej255-ej257-intake-avcs-gda-gdb-grb-gvb-280-billet","title":"GSC Power-Division Billet S3 Camshafts - Subaru EJ255\/EJ257 Intake AVCS (WRX 2.5L 2006-2007 \/ STI 2004-2007) - 282\/282 - Complete Set","description":"\u003ch2\u003eGSC Power-Division Billet S3 Camshafts - Subaru EJ255\/EJ257 Intake AVCS (WRX 2.5L 2006-2007 \/ STI 2004-2007) - 282\/282 - Complete Set\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division has built a strong reputation producing high quality billet camshafts for serious performance builds, and the S3 series represents their most aggressive street and competition grind. Ground from solid billet for superior strength and consistency over cast alternatives, these cams target a power band of 750–1000 WHP with a usable rev range of 4,500–9,500 RPM.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the complete GSC Power-Division Billet S3 camshaft set (intake and exhaust) for \u003cstrong\u003eSubaru EJ255\u003c\/strong\u003e and \u003cstrong\u003eEJ257\u003c\/strong\u003e engines fitted with \u003cstrong\u003eintake-only AVCS\u003c\/strong\u003e. They are not suitable for 2008+ STI engines with dual AVCS. Check product images for correct cam placement — long nose installs on the left side, short nose on the right.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e These camshafts require significant supporting modifications to realise their full potential. A built bottom end (sleeved or closed deck strongly recommended), built and ported heads with casting clearanced for the higher lift profile, and upgraded valve springs are all required. A standalone ECU or a speed density tune is strongly recommended to achieve proper idle characteristics. Head castings must be filed down slightly for lobe clearance — confirm this during installation. Must be fitted by an experienced engine builder. High zinc break-in oil is mandatory on flat tappet engines.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdvertised duration (intake\/exhaust): 282° \/ 282°\u003c\/li\u003e\n\u003cli\u003eMaterial: Billet construction\u003c\/li\u003e\n\u003cli\u003eAVCS compatibility: Intake only\u003c\/li\u003e\n\u003cli\u003eTarget power range: 750–1000 WHP\u003c\/li\u003e\n\u003cli\u003eTarget rev range: 4,500–9,500 RPM\u003c\/li\u003e\n\u003cli\u003eSKU: GSC7025S3\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePlease confirm your engine code and AVCS configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these camshafts suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":52403209240869,"sku":"GSC7025S3","price":2020.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/GSC_207025_20cam-2.jpg?v=1779347748"},{"product_id":"gsc-power-division-conical-valve-spring-with-ti-retainer-subaru-ez36","title":"GSC Power-Division Single Conical Valve Spring, Titanium Retainer \u0026 Seat Kit - Subaru EZ36","description":"\u003ch2\u003eGSC Power-Division CONICAL Valve Spring with Ti Retainer for the Subaru EZ36\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components engineered for engines that see serious RPM and serious boost, and this conical valve spring set for the \u003cstrong\u003eSubaru EZ36\u003c\/strong\u003e engine is no exception. The conical design and titanium retainers cut reciprocating mass while holding seat pressure where a stock spring would give up, letting the valvetrain stay stable well past factory limits.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers valve springs and titanium retainers designed specifically for the \u003cstrong\u003eSubaru EZ36\u003c\/strong\u003e flat six engine. Confirm your specific vehicle and engine configuration against the compatibility tabs before ordering, as EZ36 fitment varies across Subaru's lineup.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This is a valvetrain component intended for engine builds pushing higher RPM and load than stock. Machine work or spec checking may be required to confirm compatible installed height on your specific cylinder head.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpring rate: 86 lbs @ 1.3 in (33 mm) install height\u003c\/li\u003e\n\u003cli\u003eSpring rate: 230 lbs @ 0.900 in (22.9 mm)\u003c\/li\u003e\n\u003cli\u003eRated max RPM: 9,000 RPM\u003c\/li\u003e\n\u003cli\u003eConical spring design with titanium retainers\u003c\/li\u003e\n\u003cli\u003eSKU: GSC5065\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine configuration and cylinder head specs are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53689319031077,"sku":"GSC5065","price":1470.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5065-1.png?v=1787889208"},{"product_id":"gsc-power-division-billet-s3-camshaft-set-subaru-wrx-sti-grf-gvf-va-dual-avcs","title":"GSC Power-Division Billet S3 Camshafts - Subaru EJ257 Dual AVCS (STI 2008+) - 282\/282 - Complete Set","description":"\u003ch2\u003eGSC Power-Division Billet S3 Camshafts - Subaru EJ257 Dual AVCS (STI 2008+) - 282\/282 - Complete Set\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division billet S3 camshafts for the 2008+ Subaru WRX STI EJ257 with dual AVCS. Built for high horsepower cars with a power range of 750–1000 WHP and a rev range of 4,500–9,500 RPM, the S3 is GSC's most aggressive grind for the dual AVCS EJ257.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the complete set of four camshafts (left and right intake and exhaust). To use their full potential these cams need a built bottom end (sleeved or closed deck recommended), built and ported heads with the casting clearanced for the higher lift, and upgraded valve springs. A standalone ECU or speed density tune is highly recommended for proper idle characteristics.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Check the product images for cam placement — long nose = left side, short nose = right side. Due to the lobe size, head castings will need to be machined slightly for clearance; check during installation. Proper break-in and high zinc oil are a must on flat tappet engines. Must be installed by an experienced engine builder.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Subaru EJ257 dual AVCS (STI 2008+)\u003c\/li\u003e\n\u003cli\u003eAdvertised duration (intake\/exhaust): 282° \/ 282°\u003c\/li\u003e\n\u003cli\u003eMaterial: Billet construction\u003c\/li\u003e\n\u003cli\u003eTarget power range: 750–1000 WHP\u003c\/li\u003e\n\u003cli\u003eTarget rev range: 4,500–9,500 RPM\u003c\/li\u003e\n\u003cli\u003eSKU: GSC7026S3\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNot sure if these camshafts suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53689320964389,"sku":"GSC7026S3","price":2095.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC7026S3-1.png?v=1787889253"},{"product_id":"gsc-power-division-valve-guides-subaru-ej25-sohc","title":"GSC Power-Division Manganese Bronze Intake\/Exhaust Valve Guide - Subaru EJ25 SOHC - Stopper Style","description":"\u003ch2\u003eGSC Power-Division Valve Guides - Subaru EJ25 SOHC\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds its valvetrain componentry for engines that see serious track and street abuse, and these valve guides are no exception. Designed for the \u003cstrong\u003eSubaru EJ25 SOHC\u003c\/strong\u003e engine, they use a stopper style design that locates the guide correctly in the head and keeps valve stem movement tightly controlled under sustained high RPM and forced induction loads. SKU GSC3019-8 covers the standard set of eight guides.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers intake or exhaust valve guides for the \u003cstrong\u003eSubaru EJ25 SOHC\u003c\/strong\u003e engine. They're available as a full set of eight or as individual guides, and you can select standard size or oversized +.001\" and +.003\" options for heads that have been machined to accommodate worn or previously fitted guide bores. Use the variant selector on this listing page to choose the quantity and size that suits your build.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e a complete EJ25 SOHC engine rebuild requires two sets of eight guides — one set for the intake side and one for the exhaust side. Confirm your head's bore condition before ordering oversized guides.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStopper style valve guide design for controlled valve stem positioning\u003c\/li\u003e\n\u003cli\u003eSuits Subaru EJ25 SOHC intake or exhaust applications\u003c\/li\u003e\n\u003cli\u003eSold as a set of 8 or as a single guide\u003c\/li\u003e\n\u003cli\u003eOversize options available: +.001\" and +.003\" for machined heads\u003c\/li\u003e\n\u003cli\u003eTwo sets required per complete engine build (intake and exhaust)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility and fitment notes are provided in the tabs above. Please confirm your engine code, head configuration, and required guide size before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these valve guides suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std Set ( 8 )","offer_id":53689326436645,"sku":"GSC3019-8","price":100.0,"currency_code":"AUD","in_stock":true},{"title":"Std Single ( 1 )","offer_id":53689326469413,"sku":"GSC3019","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.001\" Single ( 1 )","offer_id":53689326502181,"sku":"GSC3019.001-1","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.003\" Single ( 1 )","offer_id":53689326534949,"sku":"GSC3019.003-1","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC3019-1.png?v=1787889453"},{"product_id":"gsc-power-division-billet-s1-camshaft-set-subaru-wrx-sti-my08-dual-avcs","title":"GSC Power-Division Billet S1 Camshafts - Subaru EJ257 Dual AVCS (STI 2008+) - 266\/264 - Complete Set","description":"\u003ch2\u003eGSC Power Division Billet S1 Camshaft Set - Subaru WRX STI MY08+ - Dual AVCS\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds its camshafts from billet stock rather than reground cores, giving tighter lobe tolerances and more consistent valve events under sustained boost. The S1 profile is engineered for the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e EJ257 with Dual AVCS, offering a solid step up in airflow while keeping factory driveability largely intact.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e \u003cstrong\u003eGRF\u003c\/strong\u003e and \u003cstrong\u003eGVF\u003c\/strong\u003e chassis from MY08 onward, fitted with the Dual AVCS EJ257 engine. SKU GSC7026S1 is suited to stock frame turbo setups right through to GT35R sized upgrades producing up to 500 WHP.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Long nose camshafts fit the left side and short nose fit the right side — refer to the images for correct placement. Some head castings will need light clearancing for the S1 lobe profile, so check fitment during install.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBillet construction for improved strength and consistency over reground cores\u003c\/li\u003e\n\u003cli\u003eS1 lobe profile designed for stock frame turbo through to GT35R level builds\u003c\/li\u003e\n\u003cli\u003eRated to approximately 500 WHP\u003c\/li\u003e\n\u003cli\u003eDual AVCS compatible EJ257 fitment\u003c\/li\u003e\n\u003cli\u003eLeft\/right specific camshafts — long nose left, short nose right\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your STI's model year and engine configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this camshaft set suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53689331122469,"sku":"GSC7026S1","price":2095.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC7026S1-1.png?v=1787889503"},{"product_id":"gsc-power-division-billet-s2-camshaft-set-subaru-wrx-sti-my08-dual-avcs","title":"GSC Power-Division Billet S2 Camshafts - Subaru EJ257 Dual AVCS (STI 2008+) - 272\/272 - Complete Set","description":"\u003ch2\u003eGSC Power Division Billet S2 Camshaft Set - Subaru WRX STI MY08+ - Dual AVCS\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds these billet S2 camshafts for serious horsepower Subaru builds, and they're a step up from the milder S1 profile. Designed for the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e EJ257 with Dual AVCS, the S2 lobe profile is aimed at engines pushing well past stock output, where bigger lift and duration actually get used.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e \u003cstrong\u003eGRF\u003c\/strong\u003e and \u003cstrong\u003eGVF\u003c\/strong\u003e MY08+ models fitted with the Dual AVCS EJ257 engine. SKU GSC7026S2.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e These cams suit builds in the 500whp and up range and require a built motor, ported head with clearance work, and a capable engine management setup to run correctly. Cam placement is long nose left, short nose right — check during install.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Installation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHead castings may need light filing for lobe clearance — check on install\u003c\/li\u003e\n\u003cli\u003eProper break in procedure required, run high zinc oil on flat tappet setups\u003c\/li\u003e\n\u003cli\u003eInstallation by an experienced technician only\u003c\/li\u003e\n\u003cli\u003eSupporting mods required to realise full potential: built engine, ported head, tuned ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine and AVCS configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this camshaft set suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53689334825253,"sku":"GSC7026S2","price":2095.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC7026S2-1.png?v=1787889587"},{"product_id":"gsc-power-division-valve-spring-seats-subaru-wrx-sti-gc8-gda-gga-gdb-grf-gvf-vab-set-of-16","title":"GSC Power-Division Valve Spring Seats - Subaru WRX\/STI (GC8\/GDA\/GGA\/GDB\/GRF\/GVF\/VAB) - Set of 16","description":"\u003ch2\u003eGSC Power-Division Valve Spring Seats - Subaru WRX\/STI (GC8\/GDA\/GGA\/GDB\/GRF\/GVF\/VAB) - Set of 16\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds its valvetrain hardware for engines that see real boost and real RPM, and these stamped spring seats are no exception. Designed as a direct OEM replacement for the Subaru turbo EJ series, they give you a cheaper alternative to dealership parts without compromising on fit or durability, whether you're running stock springs or stepping up to GSC's own upgraded kits. The seats are engineered specifically for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e and \u003cstrong\u003eWRX STI\u003c\/strong\u003e EJ platform.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX (GDA\/GGA)\u003c\/strong\u003e, \u003cstrong\u003eSubaru WRX STI (GDB)\u003c\/strong\u003e, \u003cstrong\u003eSubaru WRX STI (GRF)\u003c\/strong\u003e, \u003cstrong\u003eSubaru WRX STI (GVF)\u003c\/strong\u003e, \u003cstrong\u003eSubaru WRX STI (VAB)\u003c\/strong\u003e and early \u003cstrong\u003eWRX\/STI (GC8)\u003c\/strong\u003e models fitted with the turbocharged EJ series engine. Sold as a set of 16 to cover a full engine, these seats are compatible with GSC's 5043 and 5743 valve spring kits as well as factory springs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOEM replacement stamped valve spring seat\u003c\/li\u003e\n\u003cli\u003eCompatible with GSC Power-Division 5043 and 5743 upgraded valve spring kits\u003c\/li\u003e\n\u003cli\u003eAlso suitable for use with stock valve springs\u003c\/li\u003e\n\u003cli\u003eSet of 16 - full engine coverage\u003c\/li\u003e\n\u003cli\u003eCost effective alternative to genuine dealership parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine code and configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53689342263589,"sku":"GSC1005","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC1005-1.png?v=1787889696"},{"product_id":"gsc-power-division-single-spring-with-ti-retainer-kit-subaru-ez36","title":"GSC Power-Division Single Valve Spring \u0026 Titanium Retainer Kit - Subaru EZ36","description":"\u003ch2\u003eGSC Power Division Single Spring with Ti Retainer Kit - Subaru EZ36\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain hardware for engines that see serious RPM and boost, and this single spring kit with titanium retainers is designed to keep the \u003cstrong\u003eSubaru EZ36\u003c\/strong\u003e valvetrain stable under sustained high load. The titanium retainers cut reciprocating mass compared to steel, helping the valvetrain follow the cam profile more accurately at higher engine speeds.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru EZ36\u003c\/strong\u003e engine, SKU GSC5765. It's a direct springs and retainers package intended to replace the factory setup as a matched kit.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSingle spring design with titanium retainers\u003c\/li\u003e\n\u003cli\u003eSpring load: approximately 38.6 kg (85 lb) at 33 mm (1.3 in) install height\u003c\/li\u003e\n\u003cli\u003eSpring load: approximately 90.7 kg (200 lb) at 22.9 mm (0.900 in)\u003c\/li\u003e\n\u003cli\u003eSuits Subaru EZ36 engine applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine variant and configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53824994443557,"sku":"GSC5765","price":935.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5765-1.png?v=1789455026"},{"product_id":"gsc-power-division-intake-exhaust-valve-guides-subaru-ej-sohc","title":"GSC Power-Division Manganese Bronze Intake\/Exhaust Valve Guide - Subaru EJ20\/EJ25 SOHC","description":"\u003ch2\u003eGSC Power-Division Intake \/ Exhaust Valve Guides - Subaru EJ SOHC\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain hardware trusted by engine builders chasing reliability at high RPM and under forced induction. These smooth style intake or exhaust valve guides are engineered as a direct replacement for the \u003cstrong\u003eSubaru EJ SOHC\u003c\/strong\u003e engine family, giving your cylinder head the tight tolerances needed for consistent oil control and valve seating under sustained load.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers valve guides for the \u003cstrong\u003eSubaru EJ SOHC\u003c\/strong\u003e engine. Note that a complete engine rebuild requires two sets, one for intake and one for exhaust. Standard sized guides are available as a set of eight or individually, and oversized guides are sold individually in +.001 in and +.003 in for machined or reconditioned heads. Use the variant selector on the listing page to choose the correct size for your application.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm which guides your head requires before ordering, as intake and exhaust guides are sold separately and are not interchangeable.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStyle: smooth bore intake or exhaust valve guide\u003c\/li\u003e\n\u003cli\u003eStandard size: sold as set of 8 or individually (SKU GSC3067-8 \/ GSC3067)\u003c\/li\u003e\n\u003cli\u003eOversized options: +.001 in (GSC3067.001-1) and +.003 in (GSC3067.003-1), sold individually\u003c\/li\u003e\n\u003cli\u003eTwo sets required per complete engine (intake and exhaust)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine's specification and head machining requirements before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these guides suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std Set ( 8 )","offer_id":53824996573477,"sku":"GSC3067-8","price":100.0,"currency_code":"AUD","in_stock":true},{"title":"Std Single ( 1 )","offer_id":53824996606245,"sku":"GSC3067","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.001\" Single ( 1 )","offer_id":53824996639013,"sku":"GSC3067.001-1","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.003\" Single ( 1 )","offer_id":53824996671781,"sku":"GSC3067.003-1","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC3067-1.png?v=1789455049"},{"product_id":"gsc-power-division-1mm-intake-valve-subaru-brz-toyota-86-zc6-fa20","title":"GSC Power-Division Intake Valve - Subaru\/Toyota FA20 (BRZ\/86 2014+) - 36mm Head (+1mm) - 21-4N Chrome Polished","description":"\u003ch2\u003eGSC Power-Division +1mm Intake Valve - Subaru BRZ\/Toyota 86 (ZC6) - FA20\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components engineered for durability and flow under sustained high performance use. This \u003cstrong\u003e+1mm intake valve\u003c\/strong\u003e was developed using 3D design and simulation software, with prototype valve heads flow tested in the actual application to confirm real world gains rather than bench numbers alone.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e (\u003cstrong\u003eZC6\u003c\/strong\u003e \/ \u003cstrong\u003eZN6\u003c\/strong\u003e) fitted with the \u003cstrong\u003eFA20\u003c\/strong\u003e engine. The valve is sized at +1mm over stock, bringing it to 36mm, and is available as a full set of eight or as a single replacement valve — select the quantity you need from the options on this listing.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e+1mm oversized intake valve, 36mm valve size\u003c\/li\u003e\n\u003cli\u003eStronger, higher flowing valve head design\u003c\/li\u003e\n\u003cli\u003eFlow tested in the specific FA20 application\u003c\/li\u003e\n\u003cli\u003eReduced face distortion for improved seal consistency\u003c\/li\u003e\n\u003cli\u003eAvailable as Std set of 8 (SKU GSC2134-8) or Single Valve (SKU GSC2134-01)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and model year before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this valve suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53824999162149,"sku":"GSC2134-8","price":335.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53824999194917,"sku":"GSC2134-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2134-1.png?v=1789455092"},{"product_id":"gsc-power-division-1mm-exhaust-valve-subaru-brz-zc6-toyota-86-fa20","title":"GSC Power-Division Exhaust Valve - Subaru\/Toyota FA20 (BRZ\/86 2014+) - 30mm Head (+1mm) - 23-8N Chrome Polished","description":"\u003ch2\u003eGSC Power Division +1mm Exhaust Valve - Subaru BRZ (ZC6) \/ Toyota 86 - FA20\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds its valvetrain components using advanced 3D modelling and flow testing to chase the strongest, highest flowing valve possible for each application. This \u003cstrong\u003e+1mm exhaust valve\u003c\/strong\u003e is engineered for the FA20 engine found in the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e, with reduced valve face distortion for better sealing and more consistent performance over the life of the part.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the FA20 engine as fitted to the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e. The valve is sized at +1mm, giving a 30mm exhaust valve diameter over the factory item. It's available as a full set of eight or as a single replacement valve — select the quantity you need from the variant options on this listing.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExhaust valve, +1mm oversize\u003c\/li\u003e\n\u003cli\u003eFinished valve size: 30mm\u003c\/li\u003e\n\u003cli\u003eEngine application: FA20\u003c\/li\u003e\n\u003cli\u003eSold as a set of 8 or as a single valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine and configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this valve suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825000177957,"sku":"GSC2133-8","price":345.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825000210725,"sku":"GSC2133-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2133-1.png?v=1789455112"},{"product_id":"gsc-power-division-1mm-intake-valve-subaru-brz-zc6-toyota-86-fa20","title":"GSC Power-Division Intake Valve - Subaru\/Toyota FA20 (BRZ\/86 2012-2013) - 36mm Head (+1mm) - 21-4N Chrome Polished","description":"\u003ch2\u003eGSC Power-Division +1mm Intake Valve - Subaru BRZ (ZC6) \/ Toyota 86 - FA20\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division built this intake valve using advanced 3D design and flow simulation to produce a stronger, higher flowing valve head than the factory unit. The result is a valve with less face distortion under load, which means better sealing and more consistent performance over the life of the engine. It's a proven upgrade for the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e FA20 platform, whether you're chasing more airflow for a built engine or simply want a longer lasting valvetrain component.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e fitted with the FA20 engine, SKU GSC2124-8. The valve is sized at +1mm over stock, bringing it to 36mm. This item is available as a full set or as a single replacement valve (SKU GSC2124-01) — use the variant selector on this listing page to choose the option that suits your build.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eValve size: +1mm (36mm)\u003c\/li\u003e\n\u003cli\u003eApplication: FA20 engine\u003c\/li\u003e\n\u003cli\u003eImproved valve head flow design\u003c\/li\u003e\n\u003cli\u003eReduced face distortion for better sealing under load\u003c\/li\u003e\n\u003cli\u003eSold as a set of 8 (SKU GSC2124-8) or single valve (SKU GSC2124-01)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your vehicle's model year and engine configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this valve suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825001816357,"sku":"GSC2124-8","price":335.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825001849125,"sku":"GSC2124-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2124-1.png?v=1789455134"},{"product_id":"gsc-power-division-1mm-super-alloy-exhaust-valve-subaru-brz-zc6-toyota-86-fa20","title":"GSC Power-Division Exhaust Valve - Subaru\/Toyota FA20 (BRZ\/86 2012-2013) - 30mm Head (+1mm) - Chrome Polished","description":"\u003ch2\u003eGSC Power-Division +1mm Super Alloy Exhaust Valve - Subaru BRZ (ZC6) \/ Toyota 86\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain componentry for engines running serious heat and boost, and the Super Alloy Exhaust Valve is built for exactly that brief. Designed for the FA20 engine in the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e, it's engineered to survive sustained exhaust gas temperatures around 1090°C (2000°F) without losing sealing integrity, making it a solid choice for high horsepower, high EGT builds.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e fitted with the FA20 engine. Sold in a full set of 8 (SKU GSC2123-8) or as a single valve (SKU GSC2123-01) — use the variant selector on this listing to choose the quantity that suits your build.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eValve size: +1mm oversize, 30mm head diameter\u003c\/li\u003e\n\u003cli\u003eMaterial: GSC Super Alloy, rated for sustained EGT around 1090°C (2000°F)\u003c\/li\u003e\n\u003cli\u003eChrome polished valve stems for smooth, durable finish and improved lubricity\u003c\/li\u003e\n\u003cli\u003eRecommended pairing: GSC manganese bronze valve guides\u003c\/li\u003e\n\u003cli\u003eUnder head dish maximised for reduced reciprocating weight\u003c\/li\u003e\n\u003cli\u003eSwirl polished and backcut heads for improved airflow without sacrificing durability\u003c\/li\u003e\n\u003cli\u003eAvailable as a set of 8 (SKU GSC2123-8) or single valve (SKU GSC2123-01)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your vehicle's model year and engine configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this valve set suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825003258149,"sku":"GSC2123-8","price":510.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825003290917,"sku":"GSC2123-01","price":65.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2123-1.png?v=1789455156"},{"product_id":"gsc-power-division-std-intake-valve-subaru-brz-toyota-86-zc6-fa20","title":"GSC Power-Division Intake Valve - Subaru\/Toyota FA20 (BRZ\/86 2014+) - 35mm Head (STD) - 21-4N Chrome Polished","description":"\u003ch2\u003eGSC Power-Division STD Intake Valve - Subaru BRZ\/Toyota 86 (ZC6) FA20\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division set out to build the strongest, longest lasting valves available to the aftermarket, using 3D modelling and flow testing to refine valve head design for reduced distortion and better sealing under load. The STD Intake Valve is engineered specifically for the naturally aspirated FA20 fitted to the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e, offering improved flow and consistency over the factory valve.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the FA20 powered \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e from 2014 onward. Available as a full set of eight (SKU GSC2132-8) or a single replacement valve (SKU GSC2132-01) — choose the option you need from the variant selector on this listing.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3D designed valve head profile for higher flow\u003c\/li\u003e\n\u003cli\u003eFlow tested in application specific configurations\u003c\/li\u003e\n\u003cli\u003eReduced valve face distortion for improved sealing under extreme conditions\u003c\/li\u003e\n\u003cli\u003eEngineered for consistent performance and long service life\u003c\/li\u003e\n\u003cli\u003eDirect fitment replacement for naturally aspirated FA20\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your BRZ or 86's year and engine configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these valves suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825063649573,"sku":"GSC2132-8","price":335.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825063682341,"sku":"GSC2132-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2132-1.png?v=1789455526"},{"product_id":"gsc-power-division-std-exhaust-valve-subaru-brz-zc6-toyota-86-fa20-29mm","title":"GSC Power-Division Exhaust Valve - Subaru\/Toyota FA20 (BRZ\/86 2014+) - 29mm Head (STD) - 23-8N Chrome Polished","description":"\u003ch2\u003eGSC Power-Division STD Exhaust Valve - Subaru BRZ (ZC6) \/ Toyota 86 - FA20 29mm\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division built this exhaust valve to outlast and outflow the factory component in the \u003cstrong\u003eFA20\u003c\/strong\u003e engine. Using 3D design and simulation work, GSC developed a stronger valve head with less distortion at the face under load, which means more consistent sealing and performance over the valve's life. It's engineered as a direct upgrade for enthusiasts pushing their engine harder than the factory valve was designed for.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e fitted with the FA20 engine, in the standard 29mm exhaust valve size. The listing is available as a full set of eight or as a single valve, so check the variant selector on this page to choose the quantity that suits your build.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eValve size: STD 29mm exhaust\u003c\/li\u003e\n\u003cli\u003eApplication: FA20 engine\u003c\/li\u003e\n\u003cli\u003eDesigned using 3D modelling and flow simulation\u003c\/li\u003e\n\u003cli\u003eReduced valve face distortion for improved long term sealing\u003c\/li\u003e\n\u003cli\u003eAvailable as a set of 8 (SKU GSC2131-8) or single valve (SKU GSC2131-01)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and valve size requirement before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these valves suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825067516197,"sku":"GSC2131-8","price":345.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825067548965,"sku":"GSC2131-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2131-1.png?v=1789455547"},{"product_id":"gsc-power-division-std-intake-valve-subaru-brz-zc6-toyota-86-fa20","title":"GSC Power-Division Intake Valve - Subaru\/Toyota FA20 (BRZ\/86 2012-2013) - 35mm Head (STD) - 21-4N Chrome Polished","description":"\u003ch2\u003eGSC Power-Division STD Intake Valve - Subaru BRZ (ZC6) \/ Toyota 86 - FA20\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain componentry engineers actually trust when the FA20 is pushed hard and often. The STD Intake Valve (SKU GSC2122-8) uses 3D modelled valve head geometry to improve flow over the factory part while reducing face distortion under load, so sealing stays consistent as the engine heats cycles through a session. It is a direct upgrade for anyone chasing a stronger, longer lasting valvetrain in the \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e and \u003cstrong\u003eToyota 86\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e fitted with the \u003cstrong\u003eFA20\u003c\/strong\u003e engine. Valves are available as a full set of eight or as a single replacement valve — use the variant selector on this listing to choose the option that suits your build.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced 3D designed valve head for improved flow\u003c\/li\u003e\n\u003cli\u003eReduced valve face distortion for better long term sealing\u003c\/li\u003e\n\u003cli\u003eFlow tested in the specific FA20 application, not generic bench data\u003c\/li\u003e\n\u003cli\u003eDesigned for consistent performance under sustained high load use\u003c\/li\u003e\n\u003cli\u003eAvailable as a set of 8 or as a single valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this valve suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825070235941,"sku":"GSC2122-8","price":330.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825070268709,"sku":"GSC2122-01","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2122-1.png?v=1789455564"},{"product_id":"gsc-power-division-super-alloy-exhaust-valve-subaru-brz-toyota-86-zc6-fa20","title":"GSC Power-Division Exhaust Valve - Subaru\/Toyota FA20 (BRZ\/86 2012-2013) - 29mm Head (STD) - Chrome Polished","description":"\u003ch2\u003eGSC Power-Division Super Alloy Exhaust Valve - Subaru BRZ\/Toyota 86 (ZC6)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components for engines running serious heat and boost, and the Super Alloy Exhaust Valve is engineered for FA20 owners pushing high EGTs. SKU GSC2121-8. Chrome polished stems improve lubricity and durability, while a swirl polished, backcut head design supports better airflow without giving up strength.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the FA20 engine as fitted to the \u003cstrong\u003eSubaru BRZ (ZC6)\u003c\/strong\u003e and \u003cstrong\u003eToyota 86 (ZN6)\u003c\/strong\u003e. Available as a full \u003cstrong\u003eStd set of 8\u003c\/strong\u003e (GSC2121-8) or as a \u003cstrong\u003eSingle Valve\u003c\/strong\u003e option — select the quantity you need from the variant selector on this listing.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSuper alloy construction rated for sustained high EGT operation\u003c\/li\u003e\n\u003cli\u003eChrome polished stems for smoother action and added life\u003c\/li\u003e\n\u003cli\u003eMaximised under-head dish for reduced reciprocating weight\u003c\/li\u003e\n\u003cli\u003eSwirl polished, backcut head for improved airflow\u003c\/li\u003e\n\u003cli\u003eRecommended pairing with GSC manganese bronze valve guides\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility and fitment notes are provided in the tabs above. Please confirm your engine code and configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std ( 8 )","offer_id":53825073643813,"sku":"GSC2121-8","price":500.0,"currency_code":"AUD","in_stock":true},{"title":"Single Valve ( 1 )","offer_id":53825073676581,"sku":"GSC2121-01","price":65.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC2121-1.png?v=1789455583"},{"product_id":"gsc-power-division-high-pressure-conical-valve-spring-kit-subaru-wrx-vbh-fa24f","title":"GSC Power-Division High Pressure Conical Valve Spring \u0026 Titanium Retainer Kit - Subaru FA24F (WRX 2022+)","description":"\u003ch2\u003eGSC Power Division High Pressure Conical Valve Spring Kit - Subaru WRX (VBH)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain hardware for engines running higher RPM and more aggressive cam profiles than the factory setup was designed for. This High Pressure Conical Valve Spring Kit, SKU GSC5024, is engineered for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e fitted with the FA24F engine, giving the valvetrain the stability needed to handle serious tuning without sacrificing reliability.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the 2022 onwards \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e (\u003cstrong\u003eVBH\u003c\/strong\u003e) with the FA24F engine. The kit is a complete 16-spring set with matching titanium retainers and new spring seats, so no mixing of old and new components is required.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 x conical valve springs\u003c\/li\u003e\n\u003cli\u003e16 x titanium retainers\u003c\/li\u003e\n\u003cli\u003e16 x new valve spring seats\u003c\/li\u003e\n\u003cli\u003eSuper-finished surface treatment on all springs\u003c\/li\u003e\n\u003cli\u003ePatented multi-step heat treatment process\u003c\/li\u003e\n\u003cli\u003eConical design dampens valvetrain harmonics compared to cylindrical or beehive springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and model year before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825077543205,"sku":"GSC5024","price":990.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5024-1.png?v=1789455613"},{"product_id":"gsc-power-division-conical-valve-spring-subaru-wrx-vbh-vnh-ti-retainer-fa24f","title":"GSC Power-Division Conical Valve Spring \u0026 Titanium Retainer Kit - Subaru FA24F (WRX 2022+)","description":"\u003ch2\u003eGSC Power Division Conical Valve Spring - Subaru WRX (VBH\/VNH) - Ti Retainer\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain componentry engineered for engines running higher RPM and more aggressive cam profiles. This conical spring kit with titanium retainers is purpose built for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e FA24F engine, addressing valvetrain harmonics that traditional cylindrical and beehive springs struggle to control.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the 2022+ \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e chassis \u003cstrong\u003eVBH\u003c\/strong\u003e and \u003cstrong\u003eVNH\u003c\/strong\u003e, fitted with the FA24F engine. SKU GSC5021.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16x Conical valve springs\u003c\/li\u003e\n\u003cli\u003e16x Titanium retainers\u003c\/li\u003e\n\u003cli\u003e16x New spring seats\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConical coil design dampens valvetrain harmonics for reduced wear\u003c\/li\u003e\n\u003cli\u003eSuper finished surface treatment\u003c\/li\u003e\n\u003cli\u003ePatented multi-step heat treatment process\u003c\/li\u003e\n\u003cli\u003eSupports higher RPM operation and more aggressive cam profiles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year and engine configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825080328485,"sku":"GSC5021","price":990.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5021-1.png?v=1789455630"},{"product_id":"gsc-power-division-viton-valve-stem-seals-subaru-brz-zc6-zd8-wrx-vag-vbh","title":"GSC Power-Division Viton Valve Stem Seal Set - Subaru FA20\/FA24 - 6mm","description":"\u003ch2\u003eGSC Power Division Viton Valve Stem Seals - Subaru BRZ (ZC6\/ZD8) \/ WRX (VAG\/VBH)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds its valvetrain components for engines that see real track time, and this Viton seal upgrade is a straightforward way to protect your \u003cstrong\u003eSubaru BRZ\u003c\/strong\u003e or \u003cstrong\u003eWRX\u003c\/strong\u003e as you push boost and RPM higher than the factory rubber was designed for. Viton material handles sustained heat far better than the OEM seals, reducing the risk of oil control issues under hard driving.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru BRZ (ZC6\/ZD8)\u003c\/strong\u003e and \u003cstrong\u003eSubaru WRX (VAG\/VBH)\u003c\/strong\u003e, sold as a complete set of 16 to cover every valve on the FA\/FB series engine. SKU GSC1023.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Viton (upgraded from OEM rubber)\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16 seals\u003c\/li\u003e\n\u003cli\u003eImproved heat resistance for high performance and forced induction applications\u003c\/li\u003e\n\u003cli\u003eDirect replacement for factory valve stem seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year, trim level, and configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825081770277,"sku":"GSC1023","price":40.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC1023-1.png?v=1789455646"},{"product_id":"gsc-power-division-single-valve-spring-and-titanium-retainer-subaru-ej20-ej25","title":"GSC Power-Division Single Valve Spring \u0026 Titanium Retainer Kit - Subaru EJ20\/EJ25 Turbo DOHC","description":"\u003ch2\u003eGSC Power-Division Single Valve Spring and Titanium Retainer Kit for Subaru Turbo EJ Platforms\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division built its name on high performance valvetrain components for Subaru's EJ turbo engines, and the GSC5743 brings that same engineering to a round wire spring design. Designed for the \u003cstrong\u003eSubaru\u003c\/strong\u003e EJ turbo platform, this kit pairs cylindrical valve springs with lightweight titanium retainers, giving you consistent seat pressure and reliable valvetrain control under sustained boost and high RPM use.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers Subaru models fitted with EJ20 and EJ25 series turbocharged DOHC engines, including \u003cstrong\u003eWRX\u003c\/strong\u003e (\u003cstrong\u003eGC8\u003c\/strong\u003e, \u003cstrong\u003eGDA\/GGA\u003c\/strong\u003e, \u003cstrong\u003eGE8\/GH8\u003c\/strong\u003e, \u003cstrong\u003eGF8\u003c\/strong\u003e, \u003cstrong\u003eGV8\/GR8\u003c\/strong\u003e, \u003cstrong\u003eVAG\/VBH\/VNH\u003c\/strong\u003e), \u003cstrong\u003eWRX STI\u003c\/strong\u003e (\u003cstrong\u003eGC8\u003c\/strong\u003e, \u003cstrong\u003eGDB\u003c\/strong\u003e, \u003cstrong\u003eGRF\u003c\/strong\u003e, \u003cstrong\u003eGVF\u003c\/strong\u003e, \u003cstrong\u003eVAB\u003c\/strong\u003e) and \u003cstrong\u003eLiberty GT\/B4\u003c\/strong\u003e models running the same EJ turbo architecture. The kit is available as a full kit, single spring, or single retainer via the variant selector on this listing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e GSC recommends this spring for daily driven builds running an S1 or S2 cam profile, with boost kept below 32 psi and revs under 8,000 RPM. Higher spec builds should look at GSC's beehive spring range instead.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 titanium retainers, CNC machined for tight tolerances and repeatability\u003c\/li\u003e\n\u003cli\u003e16 cylindrical (round wire) valve springs\u003c\/li\u003e\n\u003cli\u003eNano-peened finish, batched to seat pressure specification\u003c\/li\u003e\n\u003cli\u003eSeat pressure: 78 lb (approx. 347 N) at 33.7mm (1.326 in) install height\u003c\/li\u003e\n\u003cli\u003eOpen pressure: 197 lb (approx. 876 N) at 23.2mm (0.913 in) install height\u003c\/li\u003e\n\u003cli\u003eSKU: GSC5743 (Full Kit) — also available as Single Spring (TVS1855) or Single Retainer (RET5743)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and cam profile before ordering to ensure this spring kit suits your build.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Full Kit","offer_id":53825091436837,"sku":"GSC5743","price":560.0,"currency_code":"AUD","in_stock":true},{"title":"Single Spring","offer_id":53825091469605,"sku":"GSCTVS1855","price":20.0,"currency_code":"AUD","in_stock":true},{"title":"Single Retainer","offer_id":53825091502373,"sku":"GSCRET5743","price":25.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-TVS1855-1.png?v=1789455735"},{"product_id":"gsc-power-division-beehive-spring-set-with-titanium-retainer-subaru-ej20-25","title":"GSC Power-Division Beehive Valve Spring \u0026 Titanium Retainer Kit - Subaru EJ20\/EJ257","description":"\u003ch2\u003eGSC Power-Division Beehive Spring Set with Titanium Retainer - Subaru WRX\/STI\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components engineered for high RPM reliability under boost, and this beehive spring kit is a proven upgrade for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e and \u003cstrong\u003eWRX STI\u003c\/strong\u003e. Using ovate wire with advanced heat treatment, these springs hold their load far better than a stock spring while still handling the fatigue cycles of daily driving or track use.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the DOHC \u003cstrong\u003eSubaru Turbo EJ platforms\u003c\/strong\u003e, including \u003cstrong\u003eWRX GC8\u003c\/strong\u003e, \u003cstrong\u003eGDA\/GGA\u003c\/strong\u003e, \u003cstrong\u003eGE8\/GH8\u003c\/strong\u003e, \u003cstrong\u003eGF8\u003c\/strong\u003e and \u003cstrong\u003eGV8\/GR8\u003c\/strong\u003e, plus \u003cstrong\u003eWRX STI GC8\u003c\/strong\u003e, \u003cstrong\u003eGDB\u003c\/strong\u003e, \u003cstrong\u003eGRF\u003c\/strong\u003e, \u003cstrong\u003eGVF\u003c\/strong\u003e and \u003cstrong\u003eVAB\u003c\/strong\u003e. The kit suits engines running EJ20 and EJ25 turbo configurations, both AVCS and non-AVCS heads, as noted in the manufacturer's application data.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This is a valve spring and retainer upgrade only. It does not include camshafts or valvetrain components beyond what is listed below, and installation requires cylinder head disassembly.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 x beehive valve springs, ovate wire construction\u003c\/li\u003e\n\u003cli\u003e16 x titanium retainers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBeehive design allows a smaller, lighter retainer for reduced reciprocating mass\u003c\/li\u003e\n\u003cli\u003eImproved spring load retention over stock, with strong fatigue life\u003c\/li\u003e\n\u003cli\u003eSupports higher RPM operation and better valve control under boost\u003c\/li\u003e\n\u003cli\u003eTitanium retainer reduces valvetrain weight versus steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine's EJ variant, cam profile, and AVCS configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825093533989,"sku":"GSC5043","price":795.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5043-1.png?v=1789455766"},{"product_id":"gsc-power-division-conical-spring-set-subaru-wrx-sti-gda-gga-gdb-titanium","title":"GSC Power-Division Conical Valve Spring \u0026 Titanium Retainer Kit - Subaru EJ","description":"\u003ch2\u003eGSC Power Division Conical Spring Set - Subaru WRX\/STI (GDA\/GGA\/GDB) - Titanium\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds its valvetrain componentry for engines that are pushed well past factory limits, and this conical spring set is no exception. Designed for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e and \u003cstrong\u003eWRX STI\u003c\/strong\u003e turbo EJ platforms, it pairs a true conical spring design with titanium retainers and chromoly seats to keep the valvetrain stable under high RPM and high boost conditions.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX (GDA\/GGA)\u003c\/strong\u003e and \u003cstrong\u003eSubaru WRX STI (GDB)\u003c\/strong\u003e turbo EJ platforms. SKU: GSC5076.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 x titanium valve spring retainers\u003c\/li\u003e\n\u003cli\u003e16 x conical valve springs\u003c\/li\u003e\n\u003cli\u003e16 x chromoly valve spring seats\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue conical spring geometry with varying coil diameter and spacing for natural harmonic damping\u003c\/li\u003e\n\u003cli\u003eReduces valvetrain harmonics compared to traditional cylindrical or beehive spring designs\u003c\/li\u003e\n\u003cli\u003eSuper-finished surface treatment for reduced friction and wear\u003c\/li\u003e\n\u003cli\u003ePatented multi-step heat treatment process for long term durability\u003c\/li\u003e\n\u003cli\u003eSupports higher RPM ceilings, more aggressive cam profiles, and increased boost levels\u003c\/li\u003e\n\u003cli\u003eLightweight titanium retainers reduce reciprocating valvetrain mass\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine configuration and camshaft specification are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825095041317,"sku":"GSC5076","price":1030.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5076-1.png?v=1789455781"},{"product_id":"gsc-power-division-dual-conical-valve-spring-set-subaru-wrx-sti-ti-retainer","title":"GSC Power-Division Dual Conical Valve Spring \u0026 Titanium Retainer Kit - Subaru EJ","description":"\u003ch2\u003eGSC Power-Division Dual Conical Valve Spring Set - Subaru WRX\/STI - Ti Retainer\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components for engines that see serious boost and RPM, and this dual conical spring set is designed to keep the valvetrain stable when the factory springs start to float. Built for the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e and \u003cstrong\u003eWRX STI\u003c\/strong\u003e EJ turbo platforms, the kit pairs titanium retainers with chromoly seats for reduced reciprocating mass and consistent seat pressure at high RPM.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers EJ turbo equipped \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e models including \u003cstrong\u003eGC8\u003c\/strong\u003e, \u003cstrong\u003eGDA\/GGA\u003c\/strong\u003e, \u003cstrong\u003eGE8\/GH8\u003c\/strong\u003e, \u003cstrong\u003eGF8\u003c\/strong\u003e and \u003cstrong\u003eGR8\/GV8\u003c\/strong\u003e, along with \u003cstrong\u003eWRX STI\u003c\/strong\u003e models including \u003cstrong\u003eGC8\u003c\/strong\u003e, \u003cstrong\u003eGDB\u003c\/strong\u003e, \u003cstrong\u003eGRF\u003c\/strong\u003e, \u003cstrong\u003eGVF\u003c\/strong\u003e and \u003cstrong\u003eVAB\u003c\/strong\u003e. SKU GSC5074.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16x dual conical valve springs\u003c\/li\u003e\n\u003cli\u003e16x titanium retainers\u003c\/li\u003e\n\u003cli\u003e16x chromoly valve spring seats\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDual conical spring design for improved harmonic control at high RPM\u003c\/li\u003e\n\u003cli\u003eTitanium retainers reduce valvetrain mass\u003c\/li\u003e\n\u003cli\u003eChromoly seats add durability under sustained high spring pressure\u003c\/li\u003e\n\u003cli\u003eSuited to built EJ turbo engines running higher lift cams and increased boost\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine code and cam specification are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825098645797,"sku":"GSC5074","price":1275.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5074-1.png?v=1789455795"},{"product_id":"gsc-power-division-high-pressure-conical-spring-set-subaru-wrx-sti-gc8-gdb","title":"GSC Power-Division Single Conical Valve Spring, Titanium Retainer \u0026 Seat Kit - Subaru EJ","description":"\u003ch2\u003eGSC Power Division High Pressure Conical Spring Set - Subaru WRX\/STI (GC8\/GDB)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain components for engines that get pushed hard, and this conical spring set is designed for exactly that. Fitted to the \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e and \u003cstrong\u003eWRX STI\u003c\/strong\u003e, it uses a true conical design to damp valvetrain harmonics far more effectively than traditional cylindrical or beehive springs, supporting higher RPM and increased boost without sacrificing valvetrain stability.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX (GC8)\u003c\/strong\u003e and \u003cstrong\u003eWRX STI (GC8\/GDB)\u003c\/strong\u003e fitted with the turbocharged EJ platform. SKU GSC5073 includes the titanium retainer and chromoly spring seat as part of the kit.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue conical spring design for improved valvetrain harmonic control\u003c\/li\u003e\n\u003cli\u003eTitanium retainer included\u003c\/li\u003e\n\u003cli\u003eChromoly spring seat included\u003c\/li\u003e\n\u003cli\u003eMulti-step heat treatment process for durability\u003c\/li\u003e\n\u003cli\u003eSuper finished surface treatment to reduce wear\u003c\/li\u003e\n\u003cli\u003eSupports higher RPM, more aggressive cam profiles and increased boost\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your vehicle's model year and engine configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this kit suits your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53825099727141,"sku":"GSC5073","price":1030.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC5073-1.png?v=1789455808"},{"product_id":"gsc-power-division-exhaust-valve-guides-subaru-wrx-sti-ej20-25","title":"GSC Power-Division Manganese Bronze Exhaust Valve Guide - Subaru EJ205\/EJ207\/EJ257 - Stopper Style","description":"\u003ch2\u003eGSC Power-Division Exhaust Valve Guides - Subaru WRX\/STI - EJ20\/25 Series\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power-Division builds valvetrain components engineered for the demands of high boost, high RPM EJ platforms. These exhaust valve guides are a stopper style design intended to keep valve stem control tight under sustained heat and load, giving your \u003cstrong\u003eSubaru WRX\u003c\/strong\u003e or \u003cstrong\u003eSubaru STI\u003c\/strong\u003e a durable foundation for a built head.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eEJ20\u003c\/strong\u003e and \u003cstrong\u003eEJ25\u003c\/strong\u003e series engines, including EJ205, EJ207, EJ255, EJ257 and EJ257B variants across \u003cstrong\u003eWRX\u003c\/strong\u003e and \u003cstrong\u003eSTI\u003c\/strong\u003e applications. Guides are available as a standard sized set of eight, a standard single, or oversized singles at +0.001 in and +0.003 in — select the option you need from the variant selector on this listing page.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Oversized guides require corresponding machine work to the head. Confirm your required size before ordering, as guides are not returnable once fitted or machined.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApplication: Subaru EJ20\/25 series (EJ205, EJ207, EJ255, EJ257, EJ257B)\u003c\/li\u003e\n\u003cli\u003eStyle: Stopper design exhaust valve guide\u003c\/li\u003e\n\u003cli\u003eStandard size: sold as a set of 8 or individually\u003c\/li\u003e\n\u003cli\u003eOversized options: +0.001 in and +0.003 in, sold individually\u003c\/li\u003e\n\u003cli\u003eSKU: GSC3025-8 (Std Set of 8)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your engine code and required guide size are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these guides suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std Set ( 8 )","offer_id":53825123746085,"sku":"GSC3025-8","price":100.0,"currency_code":"AUD","in_stock":true},{"title":"Std Single ( 1 )","offer_id":53825123778853,"sku":"GSC3025","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.001\" Single ( 1 )","offer_id":53825123811621,"sku":"GSC3025.001-1","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.003\" Single ( 1 )","offer_id":53825123844389,"sku":"GSC3025.003-1","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC3025-1.png?v=1789455960"},{"product_id":"gsc-power-division-intake-valve-guides-subaru-wrx-sti-gdb-grf-gvf-vab","title":"GSC Power-Division Manganese Bronze Intake Valve Guide - Subaru EJ205\/EJ207\/EJ257 - Stopper Style","description":"\u003ch2\u003eGSC Power Division Intake Valve Guides - Subaru WRX\/STI (GDB\/GRF\/GVF\/VAB)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain hardware for engines that see serious boost and RPM, and these intake valve guides are designed for the EJ20\/25 platform's toughest applications. The stopper style design keeps valve stem movement controlled under sustained high load, giving the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e a more stable valvetrain foundation for built engines.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX STI (GDB\/GRF\/GVF\/VAB)\u003c\/strong\u003e fitted with EJ205, EJ207, EJ255, EJ257 or EJ257B engines. SKU GSC3026-8 is the standard sized set of eight guides. The listing page also offers a standard single guide, plus oversized +0.001 inch and +0.003 inch single guides for worn or resized heads — select the correct option from the variant selector before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Oversized guides are sold individually and are intended for heads that have been machined to accept them. Confirm your head's bore size before selecting an oversized variant.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStopper style intake valve guide\u003c\/li\u003e\n\u003cli\u003eCompatible with EJ205, EJ207, EJ255, EJ257 and EJ257B engines\u003c\/li\u003e\n\u003cli\u003eStandard size available as a set of 8 or as a single guide\u003c\/li\u003e\n\u003cli\u003eOversized options: +0.001 inch and +0.003 inch, sold individually\u003c\/li\u003e\n\u003cli\u003eDesigned for high performance and forced induction EJ20\/25 builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and cylinder head specification before ordering, particularly if selecting an oversized guide.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these guides suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std Set ( 8 )","offer_id":53825127678245,"sku":"GSC3026-8","price":100.0,"currency_code":"AUD","in_stock":true},{"title":"Std Single ( 1 )","offer_id":53825127711013,"sku":"GSC3026","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.001\" Single ( 1 )","offer_id":53825127743781,"sku":"GSC3026.001-1","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.003\" Single ( 1 )","offer_id":53825127776549,"sku":"GSC3026.003-1","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC3026-1.png?v=1789455979"},{"product_id":"gsc-power-division-viton-valve-stem-seal-set-mitsubishi-4g63t-evo-1-9-6-6mm-set-of-16","title":"GSC Power-Division Viton Valve Stem Seal Set - Mitsubishi 4G63T (Evo 1-9) - 6.6mm - Set of 16","description":"\u003ch2\u003eGSC Power-Division Viton Valve Stem Seal Set - Mitsubishi 4G63T (Evo 1-9) - 6.6mm - Set of 16\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division Viton Valve Stem Seals for the Mitsubishi 4G63T 6.6mm valve size seal set. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. Sold as a set of 16\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Viton Valve Stem Seal Set for the Mitsubishi 4G63T (Evo 1-9).\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Mitsubishi 4G63T (Evo 1-9)\u003c\/li\u003e\n\u003cli\u003eStem diameter: 6.6mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Viton\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1002\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126165797,"sku":"GSC1002","price":40.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/98629492-7757-4dc9-a64b-f06ace371e48-800.jpg?v=1790194793"},{"product_id":"gsc-power-division-valve-keeper-set-mitsubishi-4g63t-evo-1-9-set-of-32","title":"GSC Power-Division Valve Keeper Set - Mitsubishi 4G63T (Evo 1-9) - Set of 32","description":"\u003ch2\u003eGSC Power-Division Valve Keeper Set - Mitsubishi 4G63T (Evo 1-9) - Set of 32\u003c\/h2\u003e\n\u003cp\u003eThese can be used in place of the OEM on stock valves and retainers as well.  New keepers are recommended anytime the valves are replaced for proper fitment in the valve groove. Proper fitment allows for rotation and stability for the valve train. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGSC Keepers are made from a higher grade steel than OEM.\u003c\/li\u003e\n\u003cli\u003eTighter tolerances allow for more consistent valve spring install heights\u003c\/li\u003e\n\u003cli\u003eGSC Keepers feature black oxide coating to prevent sticking and aid in rust prevention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Valve Keeper Set for the Mitsubishi 4G63T (Evo 1-9).\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Mitsubishi 4G63T (Evo 1-9)\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1003\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126231333,"sku":"GSC1003","price":65.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/08e70a27aa77cd0f351dc3ed31a34034.jpg?v=1790194798"},{"product_id":"gsc-power-division-valve-seat-set-mitsubishi-4g63t-oem-replacement-set-of-16","title":"GSC Power-Division Valve Seat Set - Mitsubishi 4G63T - OEM Replacement - Set of 16","description":"\u003ch2\u003eGSC Power-Division Valve Seat Set - Mitsubishi 4G63T - OEM Replacement - Set of 16\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division OEM Replacement Valve Spring Seat Set for 4G63T. Perfect for replacing old seats when upgrading to a high performance spring kit like the GSC Beehives. Same thickness as OEM, so no spring pressure change when using these. Sold as a set of 16.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Valve Seat Set for the Mitsubishi 4G63T.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Mitsubishi 4G63T\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1004\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126264101,"sku":"GSC1004","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/d974e774-20cb-483b-94d6-536c90228f0d-800.jpg?v=1790194803"},{"product_id":"gsc-power-division-valve-stem-seal-set-mitsubishi-4b11t-evo-x-set-of-16","title":"GSC Power-Division Valve Stem Seal Set - Mitsubishi 4B11T (Evo X) - Set of 16","description":"\u003ch2\u003eGSC Power-Division Valve Stem Seal Set - Mitsubishi 4B11T (Evo X) - Set of 16\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division Viton® Valve Stem Seals use genuine DuPont Viton® fluoroelastomer material. Viton® was specifically developed for the extreme conditions seen in today’s high horsepower, sport compact engines. \u003c\/p\u003e\n\u003cp\u003eHeld to a higher standard, GSC Power-Division Viton® valve seals provide improved resistance to high temperatures, fuel, and chemical contaminants as well as extended wear as seen in high rpm or high mileage engines. \u003c\/p\u003e\n\u003cp\u003eGSC Power-Division doesn’t believe in cutting corners, that’s why the Viton® valve seal kits are used on both the intake and exhaust valve seals. All of this performance for a fraction of OEM dealership parts, GSC’s Viton® valve seals are perfect for all situations. \u003c\/p\u003e\n\u003cp\u003eMitsubishi EVO X 4B11T\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Valve Stem Seal Set for the Mitsubishi 4B11T (Evo X).\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Mitsubishi 4B11T (Evo X)\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1010\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126296869,"sku":"GSC1010","price":120.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/89d535b1-f770-4789-9ba5-e2aae3573e1b-800.jpg?v=1790194808"},{"product_id":"gsc-power-division-valve-keeper-set-mitsubishi-4b11t-oem-replacement","title":"GSC Power-Division Valve Keeper Set - Mitsubishi 4B11T - OEM Replacement","description":"\u003ch2\u003eGSC Power-Division Valve Keeper Set - Mitsubishi 4B11T - OEM Replacement\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division valve keepers securely retain the valve spring retainer on the valve stem.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Valve Keeper Set for the Mitsubishi 4B11T.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Mitsubishi 4B11T\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1014\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126526245,"sku":"GSC1014","price":75.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image-coming-soon_9db32777-ba4a-433f-9f2b-3e6d4d937e84.png?v=1790196926"},{"product_id":"gsc-power-division-viton-valve-stem-seal-set-audi-lamborghini-5-2l-v10-6mm-set-of-40","title":"GSC Power-Division Viton Valve Stem Seal Set - Audi\/Lamborghini 5.2L V10 - 6mm - Set of 40","description":"\u003ch2\u003eGSC Power-Division Viton Valve Stem Seal Set - Audi\/Lamborghini 5.2L V10 - 6mm - Set of 40\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division valve stem seals control oil on the valve stem for performance and rebuilt cylinder heads.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Viton Valve Stem Seal Set for the Audi\/Lamborghini 5.2L V10.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Audi\/Lamborghini 5.2L V10\u003c\/li\u003e\n\u003cli\u003eStem diameter: 6mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Viton\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1025\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126559013,"sku":"GSC1025","price":85.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image-coming-soon_9db32777-ba4a-433f-9f2b-3e6d4d937e84.png?v=1790196926"},{"product_id":"gsc-power-division-valve-keeper-set-nissan-rb26dett-toyota-2jz-set-of-48","title":"GSC Power-Division Valve Keeper Set - Nissan RB26DETT \/ Toyota 2JZ - Set of 48","description":"\u003ch2\u003eGSC Power-Division Valve Keeper Set - Nissan RB26DETT \/ Toyota 2JZ - Set of 48\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division valve keepers securely retain the valve spring retainer on the valve stem.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Valve Keeper Set for the Nissan RB26DETT \/ Toyota 2JZ.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Nissan RB26DETT \/ Toyota 2JZ\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1026\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126591781,"sku":"GSC1026","price":110.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/image-coming-soon_9db32777-ba4a-433f-9f2b-3e6d4d937e84.png?v=1790196926"},{"product_id":"gsc-power-division-viton-valve-stem-seal-kit-toyota-2jz-6mm-set-of-12","title":"GSC Power-Division Viton Valve Stem Seal Kit - Toyota 2JZ - 6mm - Set of 12","description":"\u003ch2\u003eGSC Power-Division Viton Valve Stem Seal Kit - Toyota 2JZ - 6mm - Set of 12\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division Viton Valve Stem Seals for Toyota 1JZ\/2JZ Platforms. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. \u003c\/p\u003e\n\u003cp\u003eSold as a set of 24 or 12.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Viton Valve Stem Seal Kit for the Toyota 2JZ.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Toyota 2JZ\u003c\/li\u003e\n\u003cli\u003eMaterial: Viton\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1028\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891126624549,"sku":"GSC1028","price":30.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/c9d25507ddfd08d47eae445d582de309.jpg?v=1790194820"},{"product_id":"gsc-power-division-viton-exhaust-valve-stem-seal-kit-toyota-2jz-6-6mm-set-of-12","title":"GSC Power-Division Viton Exhaust Valve Stem Seal Kit - Toyota 2JZ - 6.6mm - Set of 12","description":"\u003ch2\u003eGSC Power-Division Viton Exhaust Valve Stem Seal Kit - Toyota 2JZ - 6.6mm - Set of 12\u003c\/h2\u003e\n\u003cp\u003eGSC Power-Division Viton Valve Stem Seals for Toyota 2JZ 6.6mm valve stem. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. Sold as a set of 12\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC Power-Division Viton Exhaust Valve Stem Seal Kit for the Toyota 2JZ.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: Toyota 2JZ\u003c\/li\u003e\n\u003cli\u003ePosition: Exhaust\u003c\/li\u003e\n\u003cli\u003eMaterial: Viton\u003c\/li\u003e\n\u003cli\u003ePart number: GSC1029\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help confirming the right part for your engine? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":53891129508133,"sku":"GSC1029","price":30.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/54af33669f79a37e8956d9b25ef3dbff.jpg?v=1790194825"}],"url":"https:\/\/www.chicaneaustralia.com.au\/collections\/gsc-power-division.oembed?page=6","provider":"Chicane Australia","version":"1.0","type":"link"}