Dayco Automatic Belt Tensioner 89311 Tool-Oil Installation may require a specialised

Installation may require a specialised tool for the application or a simple zip tie

8% of contaminants (based on ISO4548-12 99 8% efficiency at 16 micron - Z872ST)

performance and prestige vehicles at freeway speeds and beyond

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Dayco Automatic Belt Tensioner 89311 Tool-Oil Installation may require a specialisedDayco 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