![]() An attempted return run was foiled when his drive shaft came loose at speed, yet he was able to wrestle the machine to a stop without injury. The first generally recognized motorcycle speed records were set unofficially by Glenn Curtiss, using aircraft engines of his own manufacture, first in 1903, when he achieved 64 mph (103 km/h) at Yonkers, New York using a V-twin, and then on Januon Ormond Beach, Florida, when he achieved 136.27 mph (219.31 km/h) using a V8 housed in a spindly tube chassis with direct shaft drive to the rear wheel. Since late 2010, the Ack Attack team has held the motorcycle land speed record at 376.36 mph (605.69 km/h). The first official Fédération Internationale de Motocyclisme (FIM) record was set in 1920, when Gene Walker rode an Indian on Daytona Beach at 104.12 mph (167.56 km/h). These are special or modified motorcycles, distinct from the fastest production motorcycles. AMA National Land Speed Records requires 2 passes the same calendar day in opposite directions over a timed mile/kilo while FIM Land Speed World Records require two passes in opposite directions to be over a timed mile/kilo completed within 2 hours. ![]() ![]() It is standardized as the speed over a course of fixed length, averaged over two runs in opposite directions. The motorcycle land-speed record is the fastest speed achieved by a motorcycle on land. Glenn Curtiss, fastest person on earth, on his V8 motorcycle in 1907 Speed (mph) by year.
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