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GSC Power-Division Intake Valve Guide – Honda K20C1 Civic Type R
Upgrade 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.
Key Features
- High-strength Manganese Bronze construction
- Standard size available as a complete set of 8 or individually
- Oversized options: +0.001" and +0.003" sold individually
- Perfect for high-RPM, turbocharged, and track-built engines
- Machined to tight tolerances for optimal valve seating
Technical Specifications
Part Number | Total Length | Outer Diameter | Valve Stem Diameter |
---|---|---|---|
GSC3120 | 1.870 in / 47.50 mm | 0.4357 in / 11.07 mm | 5.5 mm |
Vehicle Compatibility
- Honda Civic Type R FK8 (2017–2021)
- Honda Civic Type R FL5 (2023+)
No instructions available for this product.

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