
CYLINDER WORKS Ø39.5 mm Cylinder Kit specially developed for mini 50 cc. This kit combines a Cylinder Works cylinder with a Vertex piston and the necessary top-end gaskets for a meticulous engine preparation or quality refurbishment. Ideal for motocross riders looking to renew the engine assembly or to adapt a precise bore during preparation.
The parts are compatible with common mini 50 cc models and fit into a standard top-end configuration. Installation must respect the recommended bore tolerances and piston-cylinder clearance; a break-in and a leak check are advised after installation to ensure a long life for the engine assembly.
Designed for motocross enthusiasts, this kit brings together recognized components in the engine preparation world to provide a reliable foundation for your tuning and optimization work.