A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

The rotary engine has been absent on the frontline for quite some time, and it's on the way back. But not with Mazda.

The Wankel rotary engine is known for its troubled life in the mainstream automotive industry, its high power-to-weight ratio, and the intoxicating buzz it makes at full tilt. Popular with die-hard ...

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, ...

Imagine triangles spinning around a shower curtain rod inside a beer keg—that is an elemental description of the screaming Wankel rotary engine. This powerplant is beloved by gearheads the world over ...

Mazda has never been scared to try something different, and its 1990s luxury coupe embodies this approach as well as any ...

We look at why Mazda introduced the three-rotor 20B Wankel rotary engine, and why it only ever saw service in the Cosmo coupe ...

The rotary engine is perhaps one of the most polarizing motors to have ever been commercialized. From its checkered past to its intent to live on as a range extender, the small spinning triangle has ...

Tyler began his love for the automotive world from in front of a television screen, playing games like Gran Turismo and Need For Speed. While cars have always been his passion, he pivoted towards ...

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 ...

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to ...

Like many teenagers in 1980s Australia, I was a willing participant in the Japanese rotary-engined street racer phase that swept the country at the time. Hell, there was even a magazine called Fast ...