Dayco Automatic Belt Tensioner APV2277 2-Stroke Flange diameter: 33

Flange diameter: 33

Teeth: 178

Teeth: 176

The cord is saturated with a specially formulated treatment that ensures length and belt stability for the life of the belt

It is formulated using high performance base oils with advanced engine oil additive technology including a full zinc anti-wear package for complete engine protection

Dayco Automatic Belt Tensioner APV2277 2-Stroke Flange diameter: 33Dayco 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