This CP Pistons single piston and ring set is made for Honda B-Series applications with an 85.00mm bore, +1.0mm oversize, and a 9.0 compression ratio. The listing denotes a single forged piston intended to match the specified bore and sizing for rebuild or replacement where that oversize and CR is required. Use as a component in engine work that requires the stated dimensions.
CP Piston & Ring Set for Honda B-Series - Bore (85mm) - Size (+1.0mm) - CR (9.0) - Single Piston