The timing chain china timing chain functions in the same way a timing belt does. The difference between your two is simply the material and 
location. One is made from metal and the other, a reinforced rubber. Though timing chains were used first, belts were launched 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 considerably long time, while timing belts can be found beyond the engine and have a tendency to dry out and crack. In the last couple of years, however, more automobile manufacturers have integrated timing chains back into some vehicles with huge improvements such as a reduction in sound and vibrations, different a timing belt not all drinking water pumps are powered by the timing chain. Check your owner's manual to know what kind of timing procedure your vehicle utilizes as they may vary from year to calendar year and by an auto manufacturer.
