The rotary engine was an unconventional design that delivered great power for its size. Here's what's good and bad about it.

Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.

It’s a dedicated hacker who has the patience to build an engine from scratch. And it’s a borderline obsessed hacker who does it twice. [Meanwhile In the Garage] is of the second ilk, and in the video ...

Most car enthusiasts associate the term “rotary engine” with Felix Wankel’s invention, developed in the 1950s and most commonly associated with Mazda. However, more than half a century before the ...

The inline configuration is arguably the most common automotive engine design for plenty of reasons, including simplicity and the low cost of producing these motors. We also have plants with the ...