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

Timing chain tensioner bar for GY6 50cc engines 139QMB/QMA. This rail has its mounting place in the engine directly on the timing chain tensioner and is supported in the engine housing at the bottom with a screw.

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