Highly efficient Timing Belts are offered by us that are typically covered by metal or polymer timing belt covers which require removal for inspection or replacement. They are a specific application of a synchronous belt used to transmit rotational power synchronously. The belts are a reinforced rubber belt within a cars engine that allows the engines valves to open and close at exactly the right time. Think of them as a bike chain for the vehicleit keeps all the moving parts of an engine in sync. The timing Belts are available in various types depending on the need of the various applications. They are highly efficient.