Keeping up with changes in automotive technology, in 1973, Renwal introduced the Visible Wankel kit, a working, motorized 1:3 scale model of a two-rotor rotary engine. As it is much rarer ...

the term is much better known as a nickname for the Mazda RX-7 — one of the few cars that used a Wankel, or rotary, engine. If you ever wondered how these worked, why not print a model?

LiquidPiston’s flagship innovation, the X-Engine, builds on the principles of rotary engines but with a transformative twist.

In the late sixties and early seventies, many car companies were enamored with the power density of Wankel rotary engines ... less than half the time a stock model would take.

The RX series of sports cars has been synonymous with Wankel rotary engines for decades. The last model was the RX-8, discontinued in 2011. Mazda has not given up on the Wankel though, with ...

Felix Wankel, a German engineer, created the Wankel engine. Compared to the standard ... An interesting point in the rotary-powered concept model's history was an instance in 1979 when the ...