This CP piston and ring set is listed for Acura/Honda K24 with K20A/A2 bore and an 87.50mm size at +0.50mm; compression ratio note '12' is included in the product title. The assembly pairs CP pistons with matching rings sized to the specified bore for engine rebuilds or overbore applications. Confirm engine code and bore size compatibility before purchasing to ensure proper fitment.
CP Piston & Ring Set for Acura/Honda K24 w/K20A/A2 Bore 87.50mm Size +.50mm Compression Ratio 12