As the mileage piles up, the gasket and sealing materials that are found between the metal parts of your engine can deteriorate and leak oil. The parts that once totally sealed the valve covers ...

For owners of a 2006 Cummins 5.9 diesel engine, every component in the engine bay plays a critical role in overall performance and longevity. Valve covers and their securing bolts are essential ...

It’s important to understand that there’s a difference between “using oil” and “burning oil.” The former may only be due to a leak ... engine parts, such as piston rings, valve ...