Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they can survive that punishment starts with how fiercely they squeeze the air ...

With labels stating "diesel fuel only" and the existence of separate gasoline and diesel pumps, most people know there are distinct differences between gasoline and diesel vehicles that go beyond the ...

When it's time to buy a new vehicle, you may find yourself at a crossroads wondering whether to go with a standard gasoline engine or a spiffy diesel variant. Diesel engines are known far and wide for ...

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 ...