This CP piston and ring set is made for the Acura B18C1 with an 82.0mm bore, +1.0mm oversize, and a listed compression ratio of 12.5. Supplied as a matched piston-and-ring package, it provides the specified bore and size combination for rebuilding or repairing engines to these dimensional and compression specifications without additional conjecture on material or application beyond the stated engine fit.
CP Piston & Ring Set for Acura B18C1 - Bore (82.0mm) - Size (+1.0mm) - Compression Ratio (12.5)