A straight-twin engine, also called an inline-twin or parallel-twin, is a two-cylinder setup where both cylinders sit side by side, upright, and share a single crankshaft. It's the simplest way to ...

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, ...

Car geeks love a weird flex with their engines, and this one comes straight from Japan. Imagine a flat-four boxer engine with two turbos working in sequence, chasing boost like a rally stage start.

Automobiles have been around in some form for around 150 years. In that time, countless combustion engines have been produced by manufacturers all over the globe. From flat-four engines to massive ...

The fastest and most extreme Chevrolet Corvette, the ZR1, will see the light of day this summer. We don’t know the specific release date yet, but a teaser video released Monday morning tells us a ...

BMW unveiled this cool concept motorcycle at the swanky Concours Villa d'Este in Italy, where it also showed the Concept Skytop automobile. The bike gets a big, new 2000-cc flat twin engine, the ...

Air/liquid-cooled four stroke flat twin engine, double overhead camshaft, one balance shaft and variable engine timing system BMW ShiftCam ...