Harley-Davidson KR
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The Harley-Davidson KR or KR750 was a 45.125 cu in displacement V-twin engine flathead racing motorcycle was made by Harley-Davidson from 1953 through 1969 for flat track racing. It was also used in r
1963 KR at the Art of the Motorcycle Las Vegas
1957 Harley-Davidson KR750, on display at the California Automobile Museum
Suicide clutch
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The terms suicide clutch, and suicide shifter or jockey shifter, refer to some motorcycles' foot-operated clutch and hand shifter to change gears. Foot clutches and hand shifters were found on early m
Harley-Davidson KR
…the European imports, including a hydraulic fork front suspension, a rear swingarm, four-speed transmission, unit construction, and a hand, rather than foot, clutch control, were used on the new K and KR. Alongside the Model K street bike, the KR racer was developed to compete in Class C. Motorcycling writer…
A chopper with a clutched hand shifter
A Harley motorcycle with an aftermarket "jockey shifter".
Old-style tank shift.
ABC motorcycle with hand shifter at the Cité de l'Automobile museum.