VINTAGE - There are 5 condition grades for Harley-Davidson. There are many options that may affect the final value on Harley-Davidson motorcycles such as multi-speed transmissions, clutch assembly, ...

VINTAGE - There are 5 condition grades for Harley-Davidson. There are many options that may affect the final value on Harley-Davidson motorcycles such as multi-speed transmissions, clutch assembly, ...

Harley-Davidson's Shovelhead engine debuted in the ... the Shovelhead engine got its name from the shape of its rocker covers, also known as valve covers. At the time, the newly-designed engine ...