The three most common cam-drive systems are (from left to right) the gear drive, the double-roller chain and the flatlink timing chain. Not shown is the cogged belt drive, which is mainly used in full ...

Do you know what a timing belt or a timing chain is and what they do? Could you find them on your vehicle's engine if you had to? If you answered no, don't sweat it. Both are buried behind a lot of ...

For years, beltdriven timing drives have been the accepted standard in NASCAR Nextel Cup racing. The same holds true in the Busch Series and Truck Series as well as other top touring racing series.

Every engine has a means of coordinating the timing between the valve train and the rest of the engine. Some engines use a timing chain and some a timing belt. A timing belt has the relatively ...