In fact, the manufacturer had an entire line of head-themed engines, including the Knucklehead, Panhead, and Shovelhead, with some featuring in the rarest Harley-Davidson motorcycles ever built.
Harley-Davidson Big-Twin engines have always tended toward the upper end of their contemporary displacement ranges, which builds up steadily over time. Case in point, the 1,200 cc Shovelhead was ...
These ten Harley-Davidson engines are just as legendary as the models they powered - and they will run forever with the right ...