Head Kit 53cc - 4 transfer ports - Racing Crankshaft - 12mm axle (type B) - Red
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This power kit is suitable for Pocket Bikes 49cc with a 12mm piston wrist pin.
To know the engine displacement of your Pocket Bike, go to the website's home page. There is a link to a page that will help you find the engine displacement of your Pocket Bike.
This kit comes with a 44mm piston. It can be mounted on 49cc engines. The piston opening limits the compression at startup. This kit increases the horsepower and the torque throughout the RPM range. 1.9hp increase!
This kit comes with a full circle crankshaft to reduces the volume of air-oil mixture in the crankcase for extra performance.
Included:
- 1x cylinder,
- 1x aluminum cylinder head,
- 1x 44mm piston,
- 1x 12mm wrist pin,
- 2x compression rings,
- 2x snap ring,
- 1x reinforced needle bearing,
- 1x spark plug,
- studs,
- 1x housing gasket,
- 1x full circle crankcase for 12mm axle,
- 1x cylinder head gasket,
- 1x cylinder base gasket
It can be mounted on:
- Pocket Bikes (air-cooled),
- Cross Pocket Bikes,
- Pocket Supermoto,
- ATV Pocket Quads
Warning: this engine kit is not approved for use on public roads. Using a Pocket Bike or a Pocket Quad with an engine kit is authorized only for competition or on private roads and land.
Additional information (eg quotations) are available in the "Technical Description" : Click herePhotos :
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