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●RB26DETT 2.8L KIT STEP ZERO

Product Engine Capacity (ml) Type Boring・Honing modification Full flow modification Code No. Availability Production Date Manual Detail Remarks
2.8L Kit STEP ZERO φ86.5 Full Kit RB26DETT 2739 φ86.5 - φ21 Required Not required 21004-AN009 × Forged piston 86.5mm + Full counterweighted crankshaft + H-beam Con'rod
2.8L Kit STEP ZERO φ87.0 Full Kit RB26DETT 2771 φ87.0 - φ21 Required Not required 21004-AN010 × Forged piston 87.0mm + Full counterweighted crankshaft + H-beam Con'rod
2.8L Kit STEP ZERO φ86.5 Piston + Crank Kit RB26DETT 2739 φ86.5 - φ21 Required Not required 21004-AN011 × Forged piston 86.5mm + Full counterweighted crankshaft. Compatible with stock con'rod. Recommended for Overhaul.
2.8L Kit STEP ZERO φ87.0 Piston + Crank Kit RB26DETT 2771 φ87.0 - φ21 Required Not required 21004-AN012 × Forged piston 87.0mm + Full counterweighted crankshaft. Compatible with stock con'rod. Recommended for Overhaul.
Forged Piston Kit φ86.5 STEP ZERO/1 RB26DETT 2739 φ86.5 - φ21 Required Not required 21003-AN006 ○ Forged Short Height Piston (2.8L kit) + Rings + Pins
Forged Piston Kit φ87.0 STEP ZERO/1 RB26DETT 2771 φ87.0 - φ21 Required Not required 21003-AN007 ○ Forged Short Height Piston (2.8L kit) + Rings + Pins
Forged Crankshaft STEP ZERO RB26DETT - - - - 23006-AN004 ○ Stroke 77.7mm Fully Counterweighted. Isonite (Salt Bath Nitriding) treated
H-beam Con'rod RB26DETT - φ21 - Not required 23004-AN003 △ Forged H-beam, Center distance 121.5m (stock equivalent)