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Polini 63mm Cylinder Kit for Vespa PX

$279.99 $258.99

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SKU: 146-61 Category:

img-qind.JPG Polini 63mm (177cc) Cast Iron Sport Cylinder Kit for Vespa PX, Genuine Stella and LML Star 2-Stroke Scooters. Kit includes cylinder, cylinder head, piston, rings, piston pin, cir clips, and gaskets. Cast iron cylinder and double ring piston for longevity.

When you use this Polini 63mm Big Bore Kit in conjunction with your stock crankshaft you will increase your total displacement to 177cc! The manufacturer claims 15.5bhp at 7,600RPM is possible with this kit. Please note: the bottom two fins of the cylinder will need to be modified if this kit is used with an electric starter.

Please see our Warranty & Returns Policy.

*You may need to modify your engine case to accommodate the larger cylinder.

Weight 179.2 oz
  • Upgrades to 177cc
  • Cylinder Bore: 63mm

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