Dreaming of a 7.2-liter Cummins in the next Ram HD? “It simply won’t fit unless we do, like, a Class 8 size front end.” ...

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 ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Toyota clearly got it right with this engine three decades ago, and it's still selling it virtually unchanged in new vehicles ...

If you own a diesel engine, you already know how tough and powerful it can be. Diesel engines are built to last, but even the strongest engines can wear out quickly if they're not looked after the ...