WSM Piston Kit - Polaris 500 - +.25 mm 50-311-04K Cylinder Head Temperature Meter 5 @ 5000rpm ( Completely

5 @ 5000rpm ( Completely Stock DB @ idle 79 DB @ 5000 90

Coil zipper front closure

I'd say 99

Rekluse dampers are more heat resistant and less susceptible to shrinking

Hydration kit compatibility

WSM Piston Kit - Polaris 500 - +.25 mm 50-311-04K Cylinder Head Temperature Meter 5 @ 5000rpm ( CompletelyQuality 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