cam chain guide -101 OCTANE- for GY6 139QMB/QMA

Timing chain guide bar for GY6 50cc engines 139QMB/QMA. This rail has its mounting place in the engine opposite the timing chain tensioner and is hooked between the cylinder and cylinder head.

If the rubber is porous or cracked, this component should be replaced in any case to avoid damage to the engine._{AI-translation}