You probably know how diesel engines work, but it's one thing to understand the theory and a whole different thing to ...

The 6.7L Cummins inline-six diesel has powered pickup trucks for 30+ years, evolving from 5.9L origins to today's 430hp Ram ...

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 ...

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, ...

When you look at total cost, the 2026 GMC Sierra 1500 Denali with the 3.0-liter Duramax turbo-diesel engine costs less than ...

How does a 106-year-old company built on diesel engines evolve to thrive in a decarbonized future? Jennifer Rumsey, SM ’98, the chair and CEO at Cummins, is leading the way to answer that question by ...

When most people think of diesel engines, they often picture heavy-duty trucks and locomotives — or they might recall Volkswagen's Dieselgate scandal – but diesel power actually made its passenger car ...