When Harley went motocross racing

.Via the AMA Motorcycle hall of fame museumThe project started in the late 1970s, when Harley, under the control of leisure-products conglomerate AMF, decided to test the market with its first-ever motocrosser. As with its other lightweight machines of the era, the company looked to its Italian-based subsidiary, Aermacchi, to produce the bike.The end result was a one-of-a-kind machine that,