Wiseco Mini-Cooper 2002-5 FT 8.5:1 Turbo 77mm Piston Shelf Stock Kit

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Whether it's for a full rebuild or some standard maintenance, the proper engine components are needed to make sure your vehicle is running smooth. If you are looking to upgrade the horsepower or add more boost to your car, we recommend upgrading to a forged set of pistons that can handle the boost and horsepower.