WSM Piston Kit - Kawasaki - +1 mm 010-843-07K Cylinder Kit Developed by the Team Graves

Developed by the Team Graves Yamaha supermoto team for use on the 06-08 YZ250F Yamaha supermoto race bikes

Anatomically optimized for weight-saving and ergonomics

Fully adjustable dial sizing system

Carbon Heal Guard (left side only)

and embroidered logo on left side of wearer's hat

WSM Piston Kit - Kawasaki - +1 mm 010-843-07K Cylinder Kit Developed by the Team GravesQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves