Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

The rotary engine has always been a fascinating piece of automotive engineering. Unlike traditional piston engines, the rotary engine operates with a triangular rotor that spins inside an oval chamber ...

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 ...

Ever since the RX-8 was (rather unceremoniously) put out to pasture, Mazda has been telling anyone who will listen that the rotary engine is still alive and well deep within the bowels of R&D. It has ...

The sporty Vision X-Coupe can drive nearly 100 miles in electric-only mode, but Mazda said a unique new plug-in hybrid system delivers up to 500 horsepower and almost 500 miles of driving range. Mazda ...

The Mazda Vision X-Coupe concept was revealed at the Japan Mobility Show 2025. The four-door show car has a plug-in hybrid powertrain that integrates an electric motor and a two-rotor rotary engine.

Back in 2023, Mazda first teased that the rotary engine could be destined for another lease on life with the RX-7-like Iconic SP Concept. Two years later, Mazda is back with another sporty concept ...

The Japan Mobility Show kicks off in Tokyo this week, and Mazda is using the occasion to show off a couple of concepts it says embody a theme called “the joy of driving fuels a sustainable tomorrow.” ...

Mazda CEO Masahiro Moro has introduced the new Vision-X Coupe at the Japan Mobility Show in Tokyo. It’s a stylish four-door coupe created for 2035. The company kept details about the styling brief, ...

I’m not sure of the exact model year of this Sunbeam, since it lacks build tags or other identifying markings. U-Pull-&-Pay says it’s a 1965, so I’m going with that (though it could be any year from ...

The Corvette C6 transformed into the “Rotavette” with a 1000hp 3-rotor Mazda rotary engine swap. Captured on track, this build delivers a raw and unique sound that blends American muscle with JDM ...