Dayco Elastic Polyrib Belt 4PKE737 Tool-Oil it opens at a lower

it opens at a lower temperature than the main thermostat and smoothes the warmup process

The Dayco V-belt delivers more flexibility

It meets the performance requirements of API MT-1 and GL-5 as well as many manufacturers' requirements

friction enhancers and an advanced viscosity modifier

DMH3304 (x1)

Dayco Elastic Polyrib Belt 4PKE737 Tool-Oil it opens at a lowerThe Elastic (ELA) or "Stretch" belts are specifically designed for 2 to 4 point drives that do not require tensioning. Although these belts may look like standard polyrib belts, they are very different. These specially designed belts have self tensioning capabilities required by specific OE drives designed for a "stretch" belt. Vehicles that are manufactured with "stretch" belts MUST be replaced with "stretch" belts. These belts are NOT