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

One of the first major automotive shows covered globally is the Tokyo Auto Salon, annually held in January. It serves as the ...

Once bound by kei car rules, this Mazda Autozam AZ-1 now breaks them all with a widebody and serious firepower ...

The Goda Bankin AZ-1 uses the venerable 13B rotary engine, which is famous for powering many Mazda RX-7s across several ...

Mazda's famous rotary engine finally made its big return last year, but it wasn't under the hood of a replacement for the RX-8. In fact, it wasn't even in a performance car at all. Instead, it served ...

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 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 ...

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

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

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 ...