Ignition timing is an often-misunderstood concept that has a big effect on performance. An air/fuel mixture burn rate doesn't increase in direct proportion to engine rpm. Therefore, the faster the ...

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.