Four-cylinder engines have long been seen as inferior to powerplants with more cylinders, such as inline-sixes and V8s. But ...

Turbulent jet ignition from racing helps Jeep's new 2.0L engine deliver 324 HP with improved efficiency in the Grand Cherokee ...

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 ...

Downsizing has resulted in many of our beloved V8s being shelved in favor of six-cylinder alternatives, some of which have then further shrunk down to four-cylinder motors. Now, with the continual ...

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 ...