The timing chain functions just as a timing belt does. The difference between the two is merely the material and area. One is made from metal and the various other, a reinforced rubber. Though timing chains were used first, belts were presented into vehicles in the 1960s. Belts are quieter and due to their material, less expensive to produce. Timing chains are housed within the engine and receive lubrication from engine essential oil and can last a long time, while timing belts are located beyond the engine and have a tendency to dry out and crack. Within the last couple of years, however, more vehicle manufacturers have included timing chains back to some vehicles with vast improvements such as a reduction in noise and vibrations, different a timing belt not absolutely all drinking water pumps are powered by the timing chain. Verify your owner’s manual to determine what kind of timing procedure your vehicle utilizes because they can vary greatly from year to 12 months and by an auto manufacturer.