Manufactured by Namura Kit includes piston, rings, pin, clips 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 Kit is for .020 over bore size 47.50mm Piston is 47.48mm 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