The rotary engine is one of the least common powerplants ever developed, primarily as it doesn't conform to the usual design of an internal combustion engine. Rather than use cylinders and pistons ...

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 ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

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 ...

A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

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 ...