First introduced in 1989 with the Subaru Legacy and Subaru Liberty, the EJ series (and its EJ20 and EJ25 variants) became a fast favorite for the flat-four "boxer" layout. With a low center of gravity ...

Boxer engines are popular engines used in Subaru and Porsche cars, such as the Subaru WRX STi and Porsche 911 GT3. The engines have cylinders that lay flat (not to be confused with a 180 degree V ...

Typically, when one pictures a passenger car engine with two heads, the first thought that comes to mind is a V6. These ubiquitous engines are almost universally found within just about every major ...

Boxer engines feature flat, opposing pistons that move in opposite directions for smooth operation. Subaru and Porsche are primary modern users, benefiting from low center of gravity and performance.