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 standard bore size 87.50mm Size B piston is 87.46mm Made in Taiwan Fits 2003 Arctic Cat 500 4x4 Auto FIS 2003 Arctic Cat 500 4x4 Auto FIS MRP 2003 Arctic Cat 500 4x4 Auto TBX 2003 Arctic Cat 500 4x4 Auto TRV 2003 Arctic Cat 500 4x4 Manual FIS 2003 Arctic Cat 500 4x4 Manual FIS MRP 2004 Arctic Cat 500 4x4 Auto FIS 2004 Arctic Cat 500 4x4 Auto FIS MRP 2004 Arctic Cat 500 4x4 Auto TBX 2004 Arctic Cat 500 4x4 Auto TRV 2004 Arctic Cat 500 4x4 Manual FIS 2004 Arctic Cat 500 4x4 Manual FIS MRP 2005 Arctic Cat 500 4x4 Auto FIS 2005 Arctic Cat 500 4x4 Auto TBX 2005 Arctic Cat 500 4x4 Auto TRV 2005 Arctic Cat 500 4x4 Manual FIS 2006 Arctic Cat 500 4x4 Auto FIS 2006 Arctic Cat 500 4x4 Auto TBX 2006 Arctic Cat 500 4x4 Auto TRV 2006 Arctic Cat 500 4x4 Manual FIS 2007 Arctic Cat 500 4x4 Auto FIS 2007 Arctic Cat 500 4X4 Manual FIS 2008 Arctic Cat 500 4x4 Auto FIS 2008 Arctic Cat 500 4x4 Auto TRV 2008 Arctic Cat 500 4X4 Manual FIS 2009 Arctic Cat 500 4x4 Auto 2009 Arctic Cat 500 4x4 Manual