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Gy6 63mm Cylinder, Cam, Gaskets & Head Kit 180cc Big Bore Racing Scooter USA
GY6 125 & 150CC 63MM OVERSIZE PISTON KIT. MAKES THE 150CC SCOOTER A 180CC SCOOTER.
GREAT QUALITY KIT AND RACE PROVEN. INCLUDES PISTON, RINGS, CLIPS, PISTON PIN, RACING HEAD, RACING CAM, CYLINDER AND NECESSARY GASKETS. CRANKCASE BORE TO ALLOW THE KIT TO FIT.