Mercedes-AMG's heavily boosted 2.0-liter has been pushing the limits ever since its birth. Then, the company hybridized it ...

It's one of those questions you've probably never thought to ask, but the second you hear it, it's stuck in your head. Automakers have produced cars with three, four, five, six, eight, 10, 12, and 16 ...

You may think of a V6 engine as a standard for power, but these 3-cylinder engines actually manage to surpass a V6 engine in ...

In a world of four-, six-, and eight-cylinder engines, the number seven sticks out like an awkward middle child. It may be a lucky number in Vegas, but it's practically taboo in engine bays. Not ...

Four-cylinder engines have been part of the automotive scene for over a century. Yet the quest for more power under the hood dominated most of the 20th century, giving rise to six- and eight-cylinder ...

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.