The Trump administration has updated diesel engine rules to prevent trucks and farm equipment from slowing down or shutting ...

the history and capabilities of Nissan's TD42 straight-six diesel engine, a tough competitor to Toyota's legendary 1HZ engine ...

A key enabler is the newly redesigned aftertreatment system, which uses trusted components in a smarter and more efficient ...

While Mercedes-Benz, like most automakers, is now shifting toward downsized, electrified powertrains, the German marque ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel.

Switching from a gasoline engine to a diesel-powered setup is an enticing possibility, but it requires a lot more work than ...

The death knell has been ringing for diesel engines over the last decade, primarily because of their environmental impact. But some still swear by diesels for their abundant torque, efficiency, and ...

Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions ...

Diesel engines are renowned for their ruggedness, torque-heavy power, and workhorse dependability — not exactly the characteristics linked to high-revving, supercharged excitement. But in a world ...

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...