A diesel engine is simultaneously incredibly simple and incredibly violent, using compression as a means of ignition. This is because of the properties of diesel fuel: Namely, diesel is less volatile ...

An overheating car engine should be a cause for worry. A mechanic will have you know that driving a car with an overheated engine can destroy the engine block or internal parts. It is usual for a ...

We all know diesel engines produce Earth-moving torque to outclass gas engines in pulling power and heavy-duty workloads. We also know that diesels could outlive a similar gas engine, given proper ...

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

That’s what happened to a man named Aaron and he took to TikTok to tell viewers an important driving tip after his friend ...

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 ...

This story appears in the June 29 print edition of Transport Topics. Over-the-highway trucks and buses with 2007 engine technology ran nearly 90% cleaner than required by federal emission standards ...

I’m not sure if any engine built today will still be salvageable 100 years from now. Not to sound like a grump, but so much relies on computers that will surely be obsolete by then. And let’s not get ...