The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...
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 Autopian on MSN
The most complicated new engine has three cylinders, a rotating block, a stationary head ...
Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...
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