What makes a diesel engine different to a regular gas engine, and is one better than the other?

Finnish manufacturer Wärtsilä introduced an engine back in 2015 that was so good, it snagged a Guinness World Records title for being the most efficient four-stroke diesel engine shortly after its ...

Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the ...

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 ...

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 ...

The Duramax diesel engine has seen quite a few changes over the years. Here's what separates some of the most popular ...

Daimler Truck North America (DTNA) is expanding its powertrain lineup for the upcoming 2027 model-year trucks, adding a new ...

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