Most cars provide a common 3/8-in.-sq hole in the tensioner's arm to release the tensioner. Simply use a ratchet to loosen the belt, and unthread it from the pulleys.

Pulley Condition and Sizing. Pulley warpage, nicks, and normal wear take their toll on belts as quickly as poor alignment and improper tension. Pulleys should have a smooth wear pattern for 360 ...

When it comes to serpentine belt tension, how your engine maintains it makes all the difference. Older engines often rely on a manual tensioner — a threaded bolt adjusted pulley that requires ...

The belt tensioner may move slightly back and forth as it re-adjusts to control tension. However, any pulley wobble means it is cocked or has a bad bearing. If there seems to be belt noise at idle ...

Slowly release the tensioner until the belt assumes the tension. Inspect all pulleys to make sure the belt is properly seated and evenly distributed. Reinstall all the removed parts.

The belt then wraps around the crankshaft pulley again, completing the route. The belt, designed to reduce wear and tear, ensures that all components receive the proper power. The serpentine belt ...

Plus, a standardized belt tension (assuming proper belt length) ... *This is used to replace the tensioner pulley, so there is no need to purchase a new tensioner. Big-Block Accessory Drive.

We found it worked best by adjusting the tensioner pulley up to the belt's surface and then another 10mm; rubber belts do need a certain amount of play to avoid snapping.

When it comes to serpentine belt tension, how your engine maintains it makes all the difference. Older engines often rely on a manual tensioner — a threaded bolt adjusted pulley that requires ...