Dayco Automatic Belt Tensioner APV2277 2-Stroke Teeth: 178

Teeth: 178

DMH2680 (x1)

improves diesel fuel combustion improving fuel economy

Electronically controlled

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 Teeth: 178Dayco 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