How weird and wonderful is the rotary engine, with its rebellious "why can't we do it like this" approach to automotive engineering? The rotary represents a compact, smooth, and quite mechanically ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

You hear endless myths about the Mazda RX-7, from breathless praise of its “magic” to horror stories about blown apex seals.

Gilbert Smith is an automotive journalist with over five years of specialized research and writing experience. Before joining CarBuzz in 2024, he produced in-depth buyer’s guides and feature articles ...

Bruno started at Top Speed in 2022 and now serves as Senior Editor for ICE while also training writers across CarBuzz, HotCars, and TopSpeed. A car and motorcycle enthusiast, he enjoys writing about ...

Language is an imperfect medium, but it's what we've got, so let's go with it. Determining the swept volume of inventor Felix Wankel's rotary engine can generate more arguments than claiming what a GT ...

When most people hear the term "rotary engine," they probably think of Mazda first, as rotary engines have been part and parcel of the Japanese automaker's mantra for decades. In fact, Mazda proclaims ...

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

How does a crate motor compare in cost to a rebuild? I'm not a fan of crated motors, you never know where the parts comes from, how it was rebuilt, etc. At least if you have an engine you know the ...