Dayco Automatic Belt Tensioner 89319 Highflow Designed not to fling off

Designed not to fling off in competition at high speeds or temperatures or attract excessive amounts of dirt / mud / sand when off road

Crank bore: 24

Flange to base: 42

Semi Synthetic 10W-30 is a premium quality semi synthetic

Dayco Automatic Belt Tensioner 89319 Highflow Designed not to fling offDayco No Slack Automatic Belt Tensioner is designed to maintain constant tension on serpentine belt drives. The serpentine belt drives consist of a single belt that powers most, if not all, of the engine's accessories. To maintain the proper tension throughout the drive, an automatic, spring loaded tensioner is incorporated into the drive system geometry. Dayco's Automatic Belt Tensioner features a patented "flat spring" design that's engineered to