Head Kit 53cc for Pocket Bike - 3 big transfer ports - 10mm axle

Here is the UD Racing kit with 3 transfer ports for 47cc engines.

This is one of the most powerful kits currently available on the market. Try it, it will take your breath away. It increases the torque and responsiveness throughout the RPM range. This kit is used in competition. Over 2hp increase with an unparalleled look!

A 47cc Pocket Bike has a cylinder of 40mm diameter.

This kit will upgrade your Pocket Bike from 47cc to 53cc.

This kit is suitable for Pocket Bikes 47cc.

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 cylinder comes with a 44mm piston (two openings), it fits 47cc engines. The piston openings limits the compression at startup. This kit increases the horsepower and the torque throughout the RPM range.

Included:
- 1x cylinder Ø44mm,
- 1x cylinder head,
- compression dome,
- 1x reinforced piston Ø44mm,
- compression rings,
- snap rings,
- 1x 10mm wrist pin,
- 1x cylinder head gasket,
- 1x cylinder base gasket,
- 1x spark plug,
- fixing screws

It can be mounted on:
- Pocket Bikes,
- Pocket Supermoto,
- ATV Pocket Quads,
- Cross Pocket Bikes

This kit has been installed on a prototype of ud-spareparts.com, it's a fighter jet!

The performances of this kit are identical to those of Ada kits. This kit has a large third transfer port of 15mm.

This is one of the most powerful kits currently available on the market.

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 here

Photos :