GE Aerospace said on Monday it is analyzing a potential durability issue with the GE9X engine that powers Boeing's 777X.

The 1970s strangled horsepower with emissions rules, fuel shocks, and insurance pressure—yet a handful of clever performance cars slipped through. Here are 11 machines once dismissed as weird or weak, ...

Removing an 800-HP rotary engine is supposed to feel like progress, not panic. The moment it came out, a hidden problem became obvious. There’s something peculiar about how rotary builds can hide ...

A 2026 Ram Bighorn owner hits a major overheating failure at just 800 miles. Is the new Hurricane engine a reliability ...

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

Not only are Chinese carmakers redefining the world of EVs, but one of them is now taking on the Wankel rotary engine. Originally designed by German engineer Felix Wankel and later refined into a ...

Launched in the late 1960s, the Ro 80 wasn't just the world's first mass-produced sedan with rotary power, but also one of the most innovative production vehicles of its era. Follow us: The rotary ...

A Mazda RX 7 FD3S powered by a 4 rotor 26B engine revs to an incredible 11000rpm, delivering razor sharp rotary tones and pure high rev sound. No music — only raw rotary engine noise. Missing Kentucky ...

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 ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. At the Japan Mobility Show two years ago, Mazda unveiled a ...

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 ...