The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...
Pop the hood on a classic Mazda RX-7 or RX-8 and the engine bay looks oddly empty. That is the charm of the rotary engine: a compact lump of metal that trades pistons and valves for a spinning ...
The Wankel rotary engine was made popular by Mazda, who built rotary style engines from in production cars such as the RX-7, ...