It’s called the Hetzer, and it’s a four-cam, 32-valve engine that will power Runge’s new R3, a chassis and body design from ...

Brought to life through a collaboration with Swindon Powertrain and air-cooled specialist Sol Snyderman, the flat-eight, known as the Hetzer, features four valves per cylinder, dual overhead camshafts ...

Runge Cars in Minnesota has unveiled a 9,000-rpm, 5.3-liter air-cooled flat-eight engine that bolts into classic Porsches—and ...

When you think of the quickest cars in the world, you probably think of low-slug, purpose-built supercars with a couple of seats and limited practicality. Well, what if I told you the quickest car ...

Mazda’s Vision X-Coupe concept revives the rotary engine with a hybrid setup and carbon-capture tech that claims to clean the ...

A day after Sam Altman cancelled his Roadster pre-order, Musk teased the possibility of building a flying car during a discussion about the Roadster.