Mechanics Products B3C Mechanic in a Bottle and Ethanol Shield Kit

Mechanic in a Bottle is the fix to poor or non-working 2 and 4 cycle engines due to fuel issues. This synthetic fuel additive removes varnish in the fuel system without having to take apart the engine. It removes carbon deposits and water, revives rubber and plastic pieces. Cleans the equipment's fuel system so it can start quickly and at top operating condition.