They are a two-wheeled symbol of freedom: no other motorcycle brand in the world has the nearly mystical reputation of a Harley-Davidson. For more than a hundred years, this American classic from Milwaukee has shaped the motorcycle world. The fascination centers on the typical 45-degree, V2 engine. Over time, single-cylinder engines have come and gone from the Harley lineup, but the two-cylinder engine has been the defining style. Like a sculpture, it sits deep in the intricate tubular steel frame--an aesthetic revelation...and an auditory one as well. Once you