CP Pistons single forged piston and ring set for the Nissan RB25DET (86mm bore, standard size, 8.5:1 compression ratio) provides a direct replacement piston option matched to the RB25DET specifications. The set is intended for rebuilds or repairs that require factory bore and compression parameters; confirm piston selection against engine build details to ensure correct fit and clearances.
CP Single Piston & Ring for Nissan RB25DET - Bore (86mm) - Size (STD) - Compression Ratio (8.5)