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 .040 over bore size 48.00mm Piston is 47.98mm Made in Taiwan Fits 2007 Polaris Outlaw 90 2007 Polaris Sportsman 90 2008 Polaris Outlaw 90 2008 Polaris Sportsman 90 2009 Polaris Outlaw 90 2009 Polaris Sportsman 90 2010 Polaris Outlaw 90 2010 Polaris Sportsman 90 2011 Polaris Outlaw 90 2011 Polaris Sportsman 90 2012 Polaris Outlaw 90 2012 Polaris Sportsman 90 2013 Polaris Outlaw 90 2013 Polaris Sportsman 90 2014 Polaris Outlaw 90 2014 Polaris Sportsman 90