Dayco Automatic Belt Tensioner APV3142 Heavy-duty Equivalent to Ryco RTK266

Equivalent to Ryco RTK266

25W-50 and 25W-60 multigrade or where SAE 40 monograde engine oils were originally recommended by the manufacturer

Equivalent to Ryco RTK81

Timing Belts have been used on camshaft and injection pumps on automotive engines for around 30 years

Equivalent to Ryco RTK283

Dayco Automatic Belt Tensioner APV3142 Heavy-duty Equivalent to Ryco RTK266Dayco 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