For this list, we consider four-cylinder gas engines of any configuration ... with some four-pot diesels being over 4.0 ...

Inline four-cylinder engines are inherently unbalanced, but skillful design and properly balanced and counterweighted ...

Power came from a 147-horsepower, turbocharged 1.4-liter four-cylinder engine ... joined the lineup in 2001. The base engine was a 115-hp, gas four-cylinder, but shoppers looking for more power ...