This CP piston and ring set is specified for Nissan RB30/RB25DET engines with an 87.0mm bore and supplies pistons at +1.0mm oversize and an 8.5 compression ratio specification. The complete set is intended for engine rebuilds or repairs where correct piston sizing and ring fitment are required to restore combustion chamber geometry and reliable operation in RB30/RB25DET applications.
CP Piston & Ring Set for Nissan RB30/RB25DET-Bore (87.0mm)-Size (+1.0mm)-Compression Ratio (8.5)