To a lot of us, engines are a bit like women. We can usually figure out when something is wrong, but we don't know for sure what makes them tick. That's because engines, like the fairer sex, are ...

Dodge trucks have earned a fierce reputation by pairing stout chassis with some of the most powerful diesel engines ever sold ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

Cummins, the American corporation known for its diesel engines, has been around for since 1919. Over the past century, while Cummins has diversified into sectors like power generation and filtration, ...

Starting January 1, 2027, new heavy-duty diesel engines will hit the road. And when engines change, oil has to change with ...

For Volvo Trucks customers, fuel efficiency is crucial to running a successful business. In the Volvo VNL 740, 760 and 860 models, the new D13TC engine offers more fuel savings for a wider range of ...

Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...

A 2025 Chevy Silverado ZR2 owner had the engine die at 2,500 miles. Now, GM wants to swap it for a "remanufactured" engine.

The engines used by the top semi-truck brands are built to last far longer than the average car engine. While most passenger vehicles start having major issues after 200,000 miles or less, a ...