Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

After years of rumors and experimentation behind closed doors, the Mazda rotary engine is officially back. The Vision X-Coupe, a plug-in hybrid concept showcased at the 2025 Japan Mobility Show, has ...

The Mazda rotary engine was the rebel of the automotive world. Compact, rev-happy, and unlike anything else on the road, it set the brand apart for decades. From Le Mans glory to affordable sports ...

The Iconic SP is almost certain to house the new rotary powertrain announced by CEO Moro. It’s official. The rotary is coming back. Earlier this month at the Tokyo Auto Salon, Japan’s biggest car ...

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 ...

Cars using a Wankel rotary are certain to attract collectors' attention. These are 10 to take a look at.

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

View post: This 536-HP Hybrid V6 Is Lighter Than Any Other Engine Like It Another day, another Mazda rotary engine story, except this time, it’s from the automaker itself instead of a third-party ...

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, ...