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 ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

The once-almighty Mitsubishi Motors may have relegated themselves to building cheap small cars and Nissan-derived crossovers, but it was an indomitable powerhouse of innovation back in the day.

Cummins has announced an update to its B-Series engine platform. The OE unveiled its new Cummins B7.2 diesel engine at NTEA Work Truck Week in Indianapolis, Indiana. “Our B engine is a legend known ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

Black exhaust smoke, tractor-like engine noises, and sluggish performance: all things that were associated with diesel engines. And I say “were” because they’re mostly a thing of the past. Modern ...

Bruno started at Top Speed in 2022 and now serves as Senior Editor for ICE while also training writers across CarBuzz, HotCars, and TopSpeed. A car and motorcycle enthusiast, he enjoys writing about ...

Theo has dedicated his life to cars. He has studied the only Automotive Journalism course in the world located at Coventry University and describes this passion as a clinical obsession. Give Theo four ...