1955 74 ci (1213 cc) Harley-Davidson FLH Panhead. The F-series was the mainstay Harley of the '50s and '60s, the FLH was first introduced in 1955, the designation used to date for for Electra Glides, Road Kings, and other big twin bikes. With the demise of Indian in 1953, Harley became the only choice for police departments across America.
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