Discover why Porsche's 4.0-liter naturally aspirated flat-six is the biggest displacement six-cylinder engine in modern sports cars.

The Ford Flathead V8 wasn't the first V8, but when it debuted in the 1932 Model 18, it brought this brilliant engine configuration to the American masses. With a simple design featuring a flat ...

Gordon Murray once said that anything with more than 12 cylinders is just plain showing off. I certainly see his point, yet can’t help but wonder about the possibility of a nice, round 20 cylinders ...

One of the most hot rodded engines ever produced is the air-cooled Volkswagen flat four. HOT ROD has danced around them from time to time, but there's no denying they're as much a part of the hot rod ...

Super Street:Sounds pretty incredible, right? Who wouldn't be interested in seeing what could be created with a giant blank check to support a flat 12 with individual throttle bodies and as much ...