Developers are creating ways to improve diesel emissions and fuel economy while also meeting alt-fuel equipment needs.

“The old belief that if you start an engine on one brand/type of oil that you should stay with that oil is really part of a long-standing myth,” says Mark Betner, manager of heavy-duty engine ...

In the past, there have been similar shifts in preferred engine oil viscosity grades. An example is the transition in heavy duty diesel engine oils in the 1980s from monograde viscosity SAE 30 and ...

Explore the key differences between synthetic, synthetic blend, and conventional engine oils to help you choose the right oil ...

Get your truck ready for the road this spring with essential maintenance tips—from tire checks and oil changes to fluid ...

The service category is "severe" or "heavy-duty" if the vehicle frequently ... Ford recommends Motorcraft 10W-30 Super Duty diesel motor oil. If the ambient temperature reaches -22.0°F or below ...