The timing chain timing chain china functions in the same way that a timing belt does. The difference between your two is merely the material and area. One is constructed of metal and the other, a reinforced rubber. Though timing chains were utilized first, belts were presented into vehicles in the 1960s. Belts are quieter and due to their material, less costly to create. Timing chains are housed within the engine and receive lubrication from engine essential oil and can last a considerably long time, while timing belts are located outside of the engine and tend to dry and crack. Within the last few years, however, more vehicle manufacturers have included timing chains back into some vehicles with vast improvements such as a reduction in noise and vibrations, different a timing belt not all drinking water pumps are driven by the timing chain. Verify your owner’s manual to know what kind of timing operation your vehicle utilizes as they can vary greatly from year to 12 months and by an auto manufacturer.