Supertech piston set for Mini R56 N18 JCW 1.6T with a 77mm bore and 10.0:1 compression ratio, supplied as a set of four. Rings are not included; the compatible ring kit reference is GNH07700. These pistons fit applications requiring the slightly smaller 77.00mm bore size and the JCW compression specification.
Supertech Mini R56 N18 JCW 1.6T 77mm Bore 10:1 CR Pistons - Set of 4 (Use w/GNH07700) (Excl Rings)