WSM Piston Kit - Polaris 300 - +.25 mm 50-310-04PK Mini Factory 4.1 Slip-On Muffler Two zippered hand pocket and

Two zippered hand pocket and a hidden ‘Napoleon’ pocket offer true practicality

waterproof Soft surface wind stopper softshell jacket with moto styling

Padded laptop storage

Fuel-management modifications are not necessary for increased performance (unless noted)

WSM Piston Kit - Polaris 300 - +.25 mm 50-310-04PK Mini Factory 4.1 Slip-On Muffler Two zippered hand pocket andQuality 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