The cylinder is the space through which the piston travels, propelled to the energy generated from the combustion of the air/fuel mixture in the combustion chamber. In an air-cooled engine, the walls of the cylinders are exposed to the airflow, to provide the primary method of cooling to the engine.

This kit is not suitable for Lexmoto XTRS KS125-24 models.

This kit should be fitted by a qualified motorcycle mechanic.

You must inform your insurer of any changes to your vehicle's specification.

You must inform the DVLA (or the equivalent organization in your country) to update your vehicle's registration document. After modifying your vehicle you must ensure your licence entitlement is still valid.

Fitting: It may be necessary to increase the opening in the crankcase to accept the big bore cylinder sleeve and a rocker cover may be required, however most engines will require NO modifications to fit this kit.