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, ...

Dan Clougher is an automotive journalist and former classic and sports car dealer with hands-on experience across luxury, performance, and collector vehicles. Before joining CarBuzz, he managed his ...

Internal combustion engines have long been at the heart of automobiles, serving as their main driving force over the decades. Traditionally, combustion engines rely on a configuration of cylinders and ...

While Mazda has a rich history of performance cars, its current line-up lacks passion, except the MX-5, of course. One almost-guaranteed way to bring enthusiasts back to the brand would be to launch a ...

The Iconic SP is almost certain to house the new rotary powertrain announced by CEO Moro. It’s official. The rotary is coming back. Earlier this month at the Tokyo Auto Salon, Japan’s biggest car ...

A new Mazda patent describes an EGR system built for the rotary engine, tackling the emissions weakness that ended the RX-8’s production run.

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different.

The Mazda RX-7 drift car uses a 4-rotor rotary engine while performing aggressive sideways runs at Goodwood. Thick tire smoke builds behind the car as it holds long drifts through the course. The ...

The Mazda 787B carved its name into motorsport history in 1991 as the first Japanese car to win the 24 Hours of Le Mans overall. Even more legendary was its powertrain, a screaming 2.6-liter ...