The vehicles we drive are powered by many engine types (and electric motors, of course) — but perhaps two of the most emotive forms of internal combustion engine are the V and flat configurations.

In 1859, an event as significant as the advent of the wheel took place in Etienne Lenoir's workshop. The Belgian inventor converted a steam engine to ignite a mix of air and coal gas via a two-stroke ...

View post: 5 Lamborghinis That Made The Brand Impossible To Kill Boxer engines feature flat, opposing pistons that move in opposite directions for smooth operation. Subaru and Porsche are primary ...