In 1954, Wankel finished designing a rotary piston engine for NSU known as the Drehkolbenmotor (or the DKM). This rotary-valve-controlled 250cc motorcycle engine was based on the company's Lux and ...

Mazda launched its first new rotary engine since the RX-8 in the new MX-30 R-EV just a few days ago but this rotary simply serves as a range-extender, a far cry from the high-revving rotary ...

Dahm, no stranger to wild rotary cars himself, brings Garvin and his engine into the shop for a deep dive. The engine is giant, gorgeous, and utterly absurd.