Internal combustion engines have largely been eclipsed by advanced propulsion systems such as jet turbines, electric drives ...

NASCAR Cup engines live in a strange space: they are tightly regulated, largely hand built, and expected to survive hours at full throttle while still making headline power. The rulebook caps ...

The five-cylinder engine is uncommon relative to the ubiquitous four-cylinder, six-cylinder, or eight-cylinder variants. As an odd-number engine, it certainly is in a class of just three such engines.

"There are no bad ideas in a brainstorm," they say. Only slightly lesser well known is, "if there's a four stroke piston engine that's not a radial, Formula 1's tried it." There have been inline fours ...

Refrigeration today is something we can easily take for granted. But in the early 1800s, there was one entirely different ...

The nomenclature of engine power can get tricky. Brake horsepower, shaft horsepower, pound-feet (lb-ft), dynamometer ratings, revolutions per minute, engine load, and temperatures all play a part in ...