If you're even remotely interested in wrenching, you've probably heard of idler and tensioner pulleys, but if you're unsure which is which, step right this way.

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.

Timing-belt drives transmit torque and motion from a driving to a driven pulley or force to a linear actuator. They may also convey a load placed on the belt surface. A drive under load develops a ...

Add The Drive (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results Your car’s timing belt ...

Belts don’t always stay put on pulleys. Sometimes they creep to one side or another, threatening to pop off completely. This is where pulley flanges come in, steering belts back on track by resisting ...