Ranking the most impactful and unforgettable engines of the 21st century so far, with real data and the performance stories ...

It's been a big week, Donald Trump confirmed tariffs were coming to make cars more expensive, Red Bull fired yet another race driver and another submarine fiasco killed six. If you're looking for a ...

Building or restoring any classic car is a daunting task. Before you can turn a single wrench, though, you have some important decisions to make. Namely, what to power it with in the first place?

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Engines. Most cars have them, and they're in plenty of things that aren't cars. But what engine, out of every one ever manufactured, is the best? That's the question we posed to you earlier this week, ...

Ever since the company was founded in 1919 by Clessie Cummins, Cummins engines have been powering automobiles, farm equipment, industrial machines, and more. The company did well for many years, but ...