A rotary owner's favorite question undoubtedly is: "How many cylinders does this car have?" A light scoff would then preface the inevitable answer, "none." An argument might occur, but as the rotary ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons rising and falling, a crankshaft spinning, a steam-age architecture ...

Allied Market Research published a report, titled, "Wankel Engines Market by Type (Water Cooled and Air Cooled), and Application (Automotive and Aerospace): Global Opportunity Analysis and Industry ...

Felix Wankel’s rotary engine design is best known for being the heart of Mazda’s beloved RX-series sports cars. Revered for its minuscule size, high power density, unique sound, smooth acceleration, ...

“The higher the rpm, the better it goes,” Manny Barreiros says of his 1967 NSU Wankel Spider, the first rotary-powered production car. Ironically perhaps, the rev-happy character of the Wankel would ...

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, ...

There are a lot of strange automotive designs out there, but this defunct engine from the '70s may just be the weirdest one ...

Rotary engines such as the Wankel have strange shapes that can be difficult to machine (as evidenced by the specialized production machines and patents in the 70s), which means it lends itself well to ...

The XP-892 just flat-out caught everyone short. After nearly a decade of shark-proportioned Corvette experimentals, everyone was left wondering, "It doesn't look like a Corvette." And that engine, ...

We thought for sure that any news of an electric vehicle with a Wankel range-extender would include "Mazda" in the headline, but the honor goes to an unforeseen player: Knaus Tabbert. The European RV ...

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 ...

YouTuber Warped Perception built a transparent Wankel rotary engine in his shop, and the resulting footage of the combustion process is absolutely stunning. Rotary engines are one of many mechanical ...