Suzuki took a calculated risk in the ‘70s and played around with a Wankel rotary engine on a motorcycle resembling a café racer. The RE5 is a smooth ride (or so says Jay Leno) and boasts a sub ...

The D1 100 was equipped with a rotary disc valve engine and was made to be a workhorse. This engine was used for a long time ...

The combination of Mazda CEO's rotary R&D announcement plus the gorgeous rotary concept add up to a new 350 hp-plus sports car in the pipeline.

This is one of two rotary type engines built by the Hendee Manufacturing Company of Springfield, Massachusetts, manufacturers of the Indian Motorcycle. Although George Hendee led the business, his ...

In the RE prototype, the engine was exclusively used to charge the lithium-ion batteries when they were running low, and a 100-horsepower electric motor provided all of the propulsion.