For decades, engineers have used small-displacement engines to prove that raw capacity is not the only path to victory. By ...

Traditionally, in engine building, high displacement and high horsepower figures go hand in hand. You've probably heard the phrase, "there's no replacement for displacement." While that might have ...

Automotive One small change solves the two-stroke engine's biggest problems By Aaron Turpen June 14, 2025 Screen capture from an Alpha-Otto-produced video showcasing the RevForce engine running on ...

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 ...

I love a big diesel engine as much as anybody, but they aren’t always practical. While I’d love to own a V16 two-stroke Detroit or whatever else, there’s no way I could actually use one—I just don’t ...

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 ...

If you've ever taken a closer look at small planes or seen one being maintained, you might have spotted something interesting under the hood. The engine layout is often wide and flat, and not stacked ...