Wiseco 16 x 41.91mm DLC Coated SW Piston PinMeet the rigorous demands of your engine with Wiseco's industry leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight performance to ensure your piston assembly operates with maximum efficiency and minimal friction. The wrist pins and retaining clips connect the piston to the connecting rod, providing the reliability and endurance needed for high speed, high stress applications.