
The CP piston and ring set for Honda B-Series engines supplies pistons and matched rings sized for an 85mm bore with +1.0mm oversize and a 9.0 compression ratio. Provided as a complete set for B-Series rebuilds, it simplifies reassembly by delivering pistons and rings matched to the stated bore and size so compression geometry can be restored after machining.
CP Piston & Ring Set for Honda B-Series - Bore (85mm) - Size (+1.0mm) - Compression Ratio (9.0)