Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
The CP piston and ring set for Acura B18A/B1 engines (81.0mm bore, standard size) is a complete four-cylinder rebuild kit matched to a 9.0:1 compression ratio. Supplied as a full piston and ring package, it aligns with OEM bore dimensions for engine refreshes or rebuilds. Follow proper machining, ring gap, and assembly practices when installing these components to ensure reliable operation.
CP Piston & Ring Set for Acura B18A/B1 - Bore (81.0mm) - Size (STD) - Compression Ratio (9.0)
