Four-cylinder engines are usually associated with efficiency and compact packaging, yet a handful of engineers have stretched the format to astonishing sizes. The five engines below represent some of ...

1.Strive to achieve the highest levels of cylinder pressure short of detonation. 3.Treat multi-cylinder engines as a combination of several single-cylinder engines, inasmuch as the optimization of ...

What if you wanted to get more power than possible from a four-cylinder engine, but with a motor that wasn't as heavy and thirsty for fuel as a six-cylinder mill? The obvious solution for ...

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 lightweight showdown: Has downsizing gone too far, or is the three-cylinder engine the future of entry-level motoring? Inline-fours offer smoother operation and reliability; three-cylinders are ...