Manufactured by Namura Kit includes piston, rings, pin, clips, 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 .020 over bore size 100.50mm Piston is 100.47mm Made in Taiwan Fits 2003 Honda Rincon 650 4x4 TRX650FA 2004 Honda Rincon 650 4x4 TRX650FA 2004 Honda Rincon 650 4x4 GPScape TRX650FGA 2005 Honda Rincon 650 4x4 TRX650FA 2005 Honda Rincon 650 4x4 GPScape TRX650FGA