In the grand history of motorcycles, some of the most fascinating bikes didn’t come from massive factories or decades-old racing programs. They came from stubborn optimism and a refusal to accept how ...

The rotary's reliability problem was mostly an owner problem. Here's the disciplined playbook that keeps FC 13Bs alive.

Unveiled in 1973, the OCR 1000 was the world's first production motorcycle to feature an automotive-derived, twin-rotor engine, and its creators dubbed it the finest, most technologically advanced ...

If you've never heard the Crighton CR700W with its 690cc rotary twin motor, then you probably think you've heard the nicest-sounding engine ever, but you haven't. And it's not just the sound of the ...

The history of the motorcycle engine is long and storied, and ever-evolving. From extremely reliable motorcycle engines to the powerful Harley-Davidson crate engines, there are major bike engine types ...