What is a flat four? What is a boxer engine? This video will explain the benefits of a flat engine, specifically a flat four ...

You know it when you hear it: the grumbly, all-too-unmistakable sound of an approaching Subaru and its characteristic flat-four-cylinder engine. Since the mid-1960s, the boxer engine has been a ...

View post: These Are the Best Cars for Families in 2026 According to Experts Boxer engines feature flat, opposing pistons that move in opposite directions for smooth operation. Subaru and Porsche are ...

We explain why Subaru’s boxer engine layout is especially well-suited for off-roading, from stability to traction advantages. Subaru continues using boxer engines for low center of gravity and ...

If you've ever taken a closer look at small planes or seen one being maintained, you might have spotted something interesting under the hood. The engine layout is often wide and flat, and not stacked ...