This CP piston is specified for Honda K20A/A2 engines with an 86.5mm bore and comes as a +0.5mm oversize single piston rated for an 11.5:1 compression ratio. It is a rebuild component intended for engine overhauls where replacement pistons must match bore size and compression target, supplied individually for precise fitment during assembly.
CP Piston for Honda K20A/A2 - Bore 86.5mm - Size (+0.5mm) - CR 11.5 - SINGLE PISTON