We must first understand what each of these two systems does for a car. They both serve the same purpose, which is to coordinate the movement of the crankshaft as well as the camshaft(s) so that the ...

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.

Disassemble the engine of the popular SUV, and you might find either a Subaru Forester timing belt or chain driving the valve-gear of the four-cylinder boxer. That’s because the Forester has been with ...