Mini R56 N14 JCW Performance Parts

Building a Mini R56 N14 JCW? Supertech's race-developed valvetrain and piston hardware is made to handle the demands of high-RPM and forced-induction use. Choose from engine valves, valve spring kits, retainers, block guards, head gaskets, connecting rods and high-compression pistons, all matched to this engine's specifications. These components are made for high-RPM street and track engines, including boosted and forced-induction setups that push well past stock limits. Browse the categories above to find Supertech parts engineered for the Mini R56 N14 JCW.