Complete Kit 53cc for Pocket Bike Supermotard

Complete UD Racing engine.

Description of the engine:
- full circle crankshaft,
- reinforced crankshaft main bearings,
- high quality oil seals,
- timing key,
- lightweight flywheel,
- ignition

This kit can be mounted on:
- Pocket Bikes (air-cooled),
- Cross Pocket Bikes,
- 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.