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

It’s common in this line of work to stumble upon a story while researching for another story. Digging through archives and ...

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

We look at why Mazda introduced the three-rotor 20B Wankel rotary engine, and why it only ever saw service in the Cosmo coupe ...

In order to understand the value of the correct spark plugs in a rotary engine, you first must understand a bit of how a ...

The Mazda RX-7 went through three generations as Mazda's premier performance sports car, consistently powered by Mazda's rotary engine. Debuting in 1978, it remained in the U.S. Mazda lineup through ...

Got a burning question or simply need some advice with problems you’ve encountered while wrenching on your current/future projects? Ask our automotive guru Eric Hsu anything—literally, he’s going to ...

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 ...

The Mazda RX-7 Series 8 is a high-performance Japanese sports car with an impressive 212.3 horsepower per liter, outpacing ...