The timing chain functions in the same way a timing belt does. The difference between the two is merely the material and location. One is made from metal and the various other, a reinforced rubber. Though timing chains were utilized first, belts were presented into automobiles in the 1960s. Belts are timing chain china quieter and because of their material, less expensive to produce. Timing chains are housed within the engine and receive lubrication from engine oil and can last a long time, while timing belts can be found beyond the engine and have a tendency to dry out and crack. Within the last few years, however, more automobile manufacturers have built-in timing chains back into some vehicles with vast improvements such as a reduction in noise and vibrations, different a timing belt not absolutely all drinking water pumps are driven by the timing chain. Check your owner’s manual to determine what kind of timing operation your vehicle utilizes as they can vary greatly from year to season and by a car manufacturer.