Could there possibly be a rotary engine with 12 rotors? The answer is yes, and here's everything we know about it including ...

When it comes to unique engine designs, one of the most prolific is the trusty rotary configuration. Instead of featuring a number of spherical cylinders moving up and down like in most internal ...

Mazda 13B rotary engine in a white Mazda RX-7 engine bay. - TTTNIS/Wikimedia Commons When it comes to unconventional engine design, few exceed the Wankel rotary in terms of weirdness. Despite that, ...

The rotary engine, with its egg-like block and triangular rotor, is an oddball even among all the other oddball engine designs—sorry, three-cylinder, twin-turbo, camless Koenigsegg, ya basic. That ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

Good news, everyone! Mazda is not only reassembling a dedicated team of engineers for rotary engine development, as we’ve reported earlier, but today it also announced its intention to expedite ...

Wankel rotary engines, typically but not exclusively found in Mazdas, certainly lean on the "quirkier" side of modern powertrain systems, made quirkier because most rotary-powered cars on the road ...

The rotary engine, previously a staple in Mazda's lineup, is an engine design that foregoes the round piston and singular chamber of a regular reciprocal internal combustion engine. Instead, the ...

Over-the-top rotary builds are an enthusiast tradition. Because so few rotary cars have been made, the limits of the engine type haven't been fully exploited by automakers. It's been tuners who have ...

Developing a gasoline-powered rotary engine was a dream for Felix Wankel, and we mean that literally. Some steam engines worked on the same basic principle as far back as the 18th century, but the ...

Click to open image viewer. Power rating: 26.8 kW (36 hp) at 1,500 rpm Displacement: 4.07 L (248.25 cu. in.) Bore and Stroke: 114 mm (4.5 in.) x 89 mm (3.5 in.) The first successful rotary engine is ...

The rotary engine makes a comeback for cars and drones as gasoline gains popularity as a complement to electric motors.