Manufactured by 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 Molybdenum Teflon coated to minimize resistance/wear and provide extended life Piston dome is anodized for superior heat resistance and longer lifespan gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end Kit is for standard bore size – 99.20mm Piston is 99.15mm Compatible with Polaris models below: 2003 Predator 500 2004 Predator 500 2005 Predator 500 2006 Outlaw 500 2006 Predator 500 2007 Outlaw 500 2007 Predator 500