The ''T'' type rotor featured in the Wankel was first used in 1588, as part of a water pump and, in 1782, James Watt tried, and failed, to use the same principle in a steam engine. Inventors tried to apply the principles of rotary combustion to engines as early as 1908, but none successfully until 1954 when Felix Wankel devised the first rotary-combustion engine, the first working model of which was built three years later. Authentic 1/5 scale model. See-through motorized
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At the Daytona races in 1971, a mass-produced four-cylinder 750cc engine made all other motorcycle engines obsolete overnight. The Honda 750 Super Bikes swept the race and forever changed the complexion of motorcycle racing all over the world. Thebasic design of the 750 has been refined, enlarged or reduced in displacement, but regardless, the superb design of the Honda 750 lives on today, powering hundreds of thousands of motorcycles in every country. 187 pre-colored
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