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 ...

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 ...

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 ...

If you’ve been to a dealership recently, or even browsed online some, you know just how expensive a new truck is these days. It’s not out of the question to see a sticker price higher than what many ...

Automotive experts say it’s normal for a radiator fan to keep running briefly after the engine is turned off, a process called after‑run cooling. Modern engine control units monitor post‑shutdown ...

The engines that power the vehicles we drive are exceptional machines. They're capable of generating insane amounts of power in a relatively confined space, and they can generally be expected to ...

Not so long ago, the V8 engine looked like an endangered species, with emissions regulations forcing car companies to downsize or electrify. There's been a remarkable turnaround of late, though, as ...

The idea of an "Italian tune-up" has been around for ages at this point, but does it actually work? Is revving your engine to redline every once in a while actually good for it, does the harm outweigh ...