This CP single piston is a replacement piston for Honda K20A/A2 applications with an 89.0mm bore, +3.0mm oversize, and a compression ratio of 11.5:1. Supplied as a single forged piston and ring package, it suits builders needing the specified bore size and compression characteristics for K20 series engine work.
CP Piston & Ring for Honda K20A/A2 - Bore 89.0mm - Size (+3.0mm) - CR 11.5 - SINGLE PISTON