The rotary engine has been absent on the frontline for quite some time, and it's on the way back. But not with Mazda.

Many of you have seen the process of making this rotary valve engine with a different intake and exhaust system and how I ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

Although production of the mass-produced Wankel engine ended when the last 2012 Mazda RX-8 rolled off the assembly line, the Japanese automaker hasn't given up development of its signature rotary ...

Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to categorize the Wankel.

We live in an age of downsizing in the automotive world. Super and hypercar manufacturers like McLaren and Ferrari are ditching big-capacity, high-cylinder count engines in favor of boosted V6 and V8 ...