
CP Pistons single forged piston and ring set for Nissan RB25DET features an 86.5mm bore with a +0.5mm oversize and a listed compression ratio of 8.5. This piston is offered individually for selective replacement or balancing during engine rebuilds. Specify this forged piston when the RB25DET requires an oversize bore component to restore correct clearances and compression for reliable operation.
CP Single Piston & Ring for Nissan RB25DET - Bore (86.5mm) - Size (+0.5mm) - Compression Ratio (8.5)