This CP Pistons piston and ring set is specified for the Mini Cooper S N14 1.6L and lists a 77.5mm bore with +0.5mm oversize and a 9.5:1 compression ratio. Offered as a replacement piston and ring package, the listing identifies the exact bore size and oversize dimension for accurate rebuilds and service on N14 1.6L Mini Cooper S engines.
CP Piston & Ring Set for Mini Cooper S N14 1.6L - Bore (77.5mm)-Size (+0.5mm)-CR (9.5)-Single