WSM Piston Assembly - Polaris - Standard 50-306PK American Speed T-Shirt Advanced design ensures lightning-quick throttle

Advanced design ensures lightning-quick throttle response Extensively track- and dyno-tested Steel Allen head screws make repacking an easy task Exclusive E-glass pillow packing Includes USFS-approved spark arrestor that can be removed for closed-course racing

EVA padding reinforcements on outerhand

Internal soft EVA foam reinforced in impact areas improves comfort

The "clamp knuckles" are WORKS spec and 3D milled to maximize weight and strength

80km - 16093

WSM Piston Assembly - Polaris - Standard 50-306PK American Speed T-Shirt Advanced design ensures lightning-quick throttleQuality 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