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 popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...

Even if you're not an automotive enthusiast, you may have noticed in recent years that more and more vehicles have a four-cylinder engine under the hood, including larger cars and SUVs. Automakers ...