Manufactured by Namura Kit includes piston, rings, pin, clips, wrist pin bearing top end gasket kit you get exactly what is pictured Cast piston has super-high silicone content for additional strength Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life Piston dome is anodized for superior heat resistance and longer lifespan Namura gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end Kit is for .040 over bore size 49.00mm Piston is 48.95mm Made in Taiwan Fits 1991 Kawasaki KX80 1992 Kawasaki KX80 1993 Kawasaki KX80 1994 Kawasaki KX80 1995 Kawasaki KX80 1996 Kawasaki KX80 1997 Kawasaki KX80