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RevoPower

The RevoPower is a motorized wheel concept, the idea being the conversion of a pedal-powered bicycle into a motorcycle. It was invented by Denver, Colorado based RevoPower Inc.

The RevoPower concept is a wheel with a two-stroke engine inside it which allows the bike to which it is attached to travel up to at over . It is made to replace a standard bicycle wheel, and to be able to run off a standard two-stroke mixture of gasoline and oil. According to the inventor, it was designed to be fuel efficient personal transportation for commuters, college students, and other specialty uses.