Nitto Forged Stroker Pistons
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Nitto Forged Stroker Pistons - Nissan RB26DETT - Skyline GT-R (R32 / R33 / R34)
A set of six forged pistons for building a 2.7-litre or 2.8-litre RB26DETT in the R32, R33 or R34 Skyline GT-R. Matched to Nitto's stroker crankshafts, they add capacity while keeping the RB26's appetite for revs, for street, drag and circuit builds.
First pick the capacity to match your crank: 2.7L for a 75.7 mm stroke or 2.8L for a 77.7 mm stroke. Then pick the bore: 86.5 mm (0.020" oversize) or 87.0 mm (0.040" oversize). Dome volumes are 2.7L 86.5 mm +17 cc, 2.7L 87.0 mm +16 cc, 2.8L 86.5 mm +18.5 cc and 2.8L 87.0 mm +17 cc.
Every Nitto piston is produced by CP Carrillo in the USA to Nitto's own specification. They are forged from CP's low-silicon 2618 alloy in the Turbo HD forging, paired with a PVD-coated ring set for tight bore sealing under boost, and fitted with CP's 9310 wrist pins, which are Rockwell tested, case hardened and cryogenically treated.
Note: Installation by a professional is recommended. Engine internals must be measured and set up by a qualified engine builder.
Features
- Forged from low-silicon 2618 aluminium, Turbo HD forging
- Made by CP Carrillo to Nitto's specification
- PVD-coated ring set for strong bore sealing and low friction
- 9310 wrist pins (0.866" diameter, 2.500" long), 100% Rockwell tested, case hardened and cryo treated
- Forced double pin oiling to keep the wrist pin lubricated
- Anti-detonation grooves to help protect the top ring
- Accumulator grooves to reduce top ring flutter and improve ring seal
Kit Contents
- 6 x Nitto / CP Carrillo forged pistons
- 6 x PVD-coated ring sets
- 6 x 9310 wrist pins
Warranty
Nitto parts are made for racing and off-road use. Check every part during assembly and blueprinting, and contact us before fitting if anything measures out of tolerance. Nitto will repair or replace a defective part at its option, and any modification voids the warranty. Full terms: Nitto limited warranty (PDF).
Pairs Well With
- Nitto Billet Crankshaft - Nissan RB26DETT - Skyline GT-R (R32 / R33 / R34)
- Nitto I-Beam Connecting Rods - Nissan RB25DET / RB26DETT - Skyline / Skyline GT-R (R32 / R33 / R34) / Stagea (WC34)
- Nitto V2 I-Beam Connecting Rods - Nissan RB25DET / RB26DETT - Skyline / Skyline GT-R (R32 / R33 / R34) / Stagea (WC34)
Shop more: Nitto
Need help choosing parts? Contact our team at sales@chicaneaustralia.com.au.
Vehicle Compatibility
| Make | Model | Chassis | Years | Engine / Notes |
|---|---|---|---|---|
| Nissan | Skyline GT-R | R32 (BNR32) | 1989–1994 | RB26DETT (Japanese import) |
| Nissan | Skyline GT-R | R33 (BCNR33) | 1995–1998 | RB26DETT (Japanese import) |
| Nissan | Skyline GT-R | R34 (BNR34) | 1999–2002 | RB26DETT (Japanese import) |
Technical Specifications
| Spec | Value |
|---|---|
| Brand | Nitto |
| Product | Forged pistons (set of 6) |
| Engine | Nissan RB26DETT (2.7L / 2.8L stroker) |
| Bore | 86.5 mm (+0.020") or 87.0 mm (+0.040") |
| Stroke | 2.7L: 75.7 mm; 2.8L: 77.7 mm |
| Dome | 2.7L 86.5 mm: +17 cc; 2.7L 87.0 mm: +16 cc; 2.8L 86.5 mm: +18.5 cc; 2.8L 87.0 mm: +17 cc |
| Piston material | 2618 aluminium |
| Forging | Turbo HD |
| Ring type | PVD coated |
| Pin diameter | 0.866" |
| Pin length | 2.500" |
| Pin wall | 0.200" standard (0.250" optional) |
| Pin material | 9310 standard (300M optional) |
| Warranty | Nitto limited warranty (racing use) |
| Instructions | Nitto installation notes (link below) |
| Part number(s) | NIT-CP-RB262720, NIT-CP-RB262740, NIT-CP-RB262820, NIT-CP-RB262840 |
Contents
1 x set of 6 Nitto forged pistons with PVD-coated ring sets and 9310 wrist pins

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