Most engines are predictable… rotary engines are not. Building a Mazda rotary requires patience, confidence, and trust in the ...

Classic Austin Seven reimagined with a 13B rotary engine, Mazda 5-speed, disc brakes, and custom street rod styling. A 1937 Austin Seven Roadster has been transformed into an eye-catching, ...

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, ...

Almost every internal combustion vehicle on the planet today uses the classic piston engine. These run by converting heat energy into reciprocating motion, and then rotary motion that ultimately ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both into a single ...

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 ...