Polini 43.5mm Puch Maxi Cylinder Kit

Polini 43.5mm (64cc) Puch Maxi Big Bore Cylinder Kit. Kit includes aluminum cylinder, intake manifold, piston, ring, piston pin, cir clips, head gasket, base gasket, exhaust gasket, intake gasket, and reed valve with carbon fiber reed. When you use this Polini 43.5mm Big Bore Kit in conjunction with your stock crankshaft you will increase your total displacement to 64cc! Aluminum construction with a single ring piston for high performance. The manufacturer claims 6.2bhp at 9,000RPM is possible with this kit. Should work with Puch E50, ZA50, and Tomos A35 engines. Please see the Specifications tab to confirm. Please see our Warranty & Returns Policy. *You may need to modify your engine case to accommodate the larger cylinder.
Upgrades to 64cc
Ships from Factory with Ring Installed on Piston
Cylinder Bore: 43.5mm
Cylinder Sleeve Outer Diameter: 48mm Wrist Pin Diameter: 12mm
Inner Diameter of Intake: 14.5mm
SUPPORTED MODELS: Puch Mopeds, Tomos Mopeds