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

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

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

Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...

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

Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The world's only 15.7-liter, tri-turbo Y12 rotary engine. If that doesn't make ...

While every enthusiast knows or at least has heard about Mazda legends like the Cosmo Sport, RX-7, RX-8, or the 787B race car, those weren't the only interesting models that the manufacturer has ...

The electric motor might carry the hype banner at the moment, but some minds remain convinced that there's plenty of innovation left to be extracted from internal combustion. AIE is one of the rotary ...

The tiny Mazda Autozam AZ-1 has long been a cult favorite for its dramatic gullwing doors and modest kei car performance, a ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Power rating: 26.8 kW (36 hp) at 1,500 rpm Displacement: 4.07 L (248.25 cu. in.) Bore and Stroke: 114 mm (4.5 in.) x ...