Speed, efficiency, and altitude are the name of the game when it comes to aircraft; all of which benefit from smaller engines. "There's no replacement for displacement" applies less to piston-engine ...

Before 1981, performance was simple. Auto manufacturers just created bigger engines, more cylinders, and louder exhausts like the Pontiac 7.5L V8 engine, used in models like the GTO, Firebird Trans Am ...

As emissions restrictions tighten and more automakers struggle to meet increasing CAFE standards, small-displacement turbocharged engines are becoming more and more common. A small, efficient, ...

There was a time when the word "turbo" meant one thing: performance. If a car had a TURBO badge on it in the 1980s, somebody in the neighborhood was probably about to lose a stoplight race. Today, ...

Luxury auto manufacturers are constantly looking to push the envelope of power and efficiency, and Audi has stood out from the pack with the TFSI system installed on its turbocharged engines. Audi ...

Although Subaru didn't invent flat engines, and isn't the only automaker still using them, those motors have become a defining characteristic of the brand. (The same can be said for all-wheel drive, ...