Dayco Automatic Belt Tensioner 89263 Ultra-Select Thermostat (Housing type including Sensor

Thermostat (Housing type including Sensor and Seal)

piston deposits and sludge under tough conditions

lithium hydroxystearate soap thickened grease

Nose diameter: 45mm

Oil filters prolong engine life by trapping dirt and other particles throughout your vehicle's service interval

Dayco Automatic Belt Tensioner 89263 Ultra-Select Thermostat (Housing type including SensorDayco 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