The Wankel rotary engine was made popular by Mazda, who built rotary style engines from in production cars such as the RX-7, RX-8, and others from 1967 to 2012. The Wankel rotary engine is unique in ...

Ever since 3D printing broke into the mainstream, it's become possible not only to download and make reproductions of small parts for your car (hopefully nothing crucial that will encounter a lot of ...