S&S Cycle 95 Cylinder and Piston Kit For Harley Twin Cam Features: Increase Twin Cam displacement from 88 to 95 with this S&S kit Includes two cylinders, two pistons, wrist pins, clips, rings, head gaskets and cylinder base O-rings Forged piston weight is virtually identical to stock, so re-balancing is not necessary Works with either OEM or S&S Super Stock heads No crankcase machining required