30 Oct 2023, 20:03 UTC · By: Gustavo Henrique Ruffo / The company turned the Wankel engine inside out to make it more efficient and easier to service, but its main achievement is efficiency.
14 May 2021, 17:55 UTC · By: Mircea Panait / Simpler and more efficient than Mazda's Wankel rotary, the LiquidPiston X-Engine rotary engine runs on the high-efficiency hybrid cycle