Piston Kit W/Gaskets Pk1240Piston Kit with Gaskets for 4 StrokeComplete piston kit includes pistons, rings, wrist pins, circlips and top end gasket kit for one complete engine Wiseco ring types are not interchangeable (i. e., CD is not interchangeable with LC) Cylinder sleeves must be purchased separately. Correct replacement ring style is stamped on the dome of piston. Example: "C" for "XC", "G" for "XG" and "H" for "XH". High compression. Kit Includes: Forged Series Piston