In 1950 Larry Headrick wins the AMA Grand National Championship for Harley-Davidson in dirt track racing and Harley-Davidson riders win 18 of 24 National Championships and set six new racing records.
In 1952 the side-valve K model is introduced with an integrated engine & transmission to compete with smaller, sportier motorcycles coming mainly from Great Britain. The K will eventually evolve into the Sportster.
In 1953 Harley-Davidson celebrates its 50th Anniversary in style. An attractive ..read more
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In 1940 Babe Tancrede is the winner at the Daytona 200, riding a WLDR model.
In 1941 America is plunged into World War II. Production of civilian motorcycles is almost entirely suspended in favor of military production. The Service School is converted back to the Quartermasters School for the training of military mechanics.
The FL series premieres in 1941.
In 1942 H-D produces the unique XA 750, ..read more
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In 1930 Bill Davidson, Jr. wins the Jack Pine endurance contest with 997 points of 1,000. All individual class winners are riding Harley-Davidson® motorcycles.
By 1931 all of Harley-Davidson’s remaining American competition is now gone except Indian (Hendee Manufacturing). Indian and Harley-Davidson are the only two American motorcycle manufacturers until 1953.
In 1932 the 45 cubic inch-driven, three-wheeled Servi-car begins its 41 year run as a popular commercial and police vehicle.
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In 1927 Harley-Davidson BA motorcycle featured a 21-cubic-inch single-cylinder engine. The resulting lack of power negated the need for front brakes.
There was a lot of working room around the little 21-cubic-inch flathead single, which was a selling point in the late 1920s.
In 1928 the first Harley-Davidson two cam engine is made available to the public on the JD series motorcycles. The bike is capable of top speeds between 85 – 100 mph.There were two versions of Harley Davidson JDH motorcycles providing either 1000cc or 1200cc ..read more
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Otto Walker was a leading motorcycle racer in the 1910s and early 1920s and was one of Harley-Davidson’s first factory riders. Walker won the first major race for the Harley-Davidson factory team on April of 1915– an FAM 300-mile road race in Venice, California. Walker set numerous speed records during his eight-year professional racing career. He earned the impressive distinction of being the first rider ever to win a motorcycle race at an average race speed of over 100 mph in 1921.
In ..read more
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