WSM Piston Kit - Kawasaki 300 - Standard 50-255K Yamaha Racing Flexfit® Hat Internal and back labeling

Internal and back labeling

This belt is for the rider / racer that is looking for the latest in technology and proven performance

Liner jacket includes mesh collar for comfort

Heavy-gauge steel

NOTE: These kits are for 2005 through 2010 YZ250 450 and many others

WSM Piston Kit - Kawasaki 300 - Standard 50-255K Yamaha Racing Flexfit® Hat Internal and back labelingQuality 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