Rotary engines tend to conjure images of a few famous sports cars, yet a surprising number of coupes, sedans, concepts, and even workhorses quietly packed spinning triangles under their hoods. By ...

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 ...

The R130 was a very rare model, produced for only three years and with fewer than 1,000 units built. It was also notable as the only front-wheel-drive Mazda model powered by a rotary engine until the ...

The Mazda rotary engine was the rebel of the automotive world. Compact, rev-happy, and unlike anything else on the road, it set the brand apart for decades. From Le Mans glory to affordable sports ...

Language is an imperfect medium, but it's what we've got, so let's go with it. Determining the swept volume of inventor Felix Wankel's rotary engine can generate more arguments than claiming what a GT ...