The 2027 S-Class debuts Mercedes’ new flat-plane V8, with more applications expected, including future AMG models.

Subaru built the only twin turbo flat four in a production car. Here is how this rare EJ20 setup worked, why it struggled, ...

How boxer engines work, why they’re not just “flat” engines, and a 120-year evolution traced from the 1899 Benz to the latest Porsche and Subaru boxers. Boxer engines feature flat, opposing pistons ...

Flat-plane V8s are usually reserved for supercars. So why does the new S-Class have one?

Daud Gonzalez is a lifelong car enthusiast and automotive writer with a specialty in modified and race-ready rides. He spends most of his time modifying his cars and ruining them in the process. He is ...

You probably haven’t heard of Runge Cars, a small outfit from Minnesota with a knack for doing things its own way, but you may want to start paying attention. This unassuming builder has just revealed ...