61 ci Model, 1944. Harley-Davidson Archives.
“Giving careful attention to tires is essential, not only to riding safety and best motorcycle control, but also to greatest efficiency in mileage.” – Operating Instructions for Harley-Davidson Motorcycle. 18” Wheel and Tire, 1938. Harley-Davidson Archives.
“Do not pry the muffler slots further open because doing so only increases the exhaust noise and attracts undesirable attention, without better motor performance.” – Harley-Davidson Rider’s Hand Book. Four-tube Muffler for DL Model, 1929. Harley-Davidson Archives.
“Signal lights beneath the window in the center of the instrument panel indicate whether or not the generator is charging and oil is circulating.” – Harley-Davidson Rider’s Hand Book. Big Twin Dash Assembly, 1947. Harley-Davidson Archives.
“Gas is shut-off when the reserve supply valve plunger is turned down finger-tight against its seat. Unscrew the plunger to use main gas supply. Use Ethyl or other ‘Anti-Knock’ gasoline.” – Harley-Davidson Rider’s Hand Book. Gas Tank and Shutoff Valve Aligning Tool , 1941. Harley-Davidson Archives.
“The motor can be started more easily in cold weather by injecting a half priming gunful of high test gasoline into each cylinder through the priming cocks.” – Operating Instructions for Harley-Davidson Motorcycle. Sport Twin Engine Cylinder, 1919. Harley-Davidson Archives.
“This is it! – when you speak of motorcycle bumpers. It has everything; appearance, utility, class, and value.” – Harley-Davidson Parts and Accessories Catalog. Big Twin Fender, 1955. Harley-Davidson Archives.
(P)ART: Photographs Revealing the Art of Mechanical Form
January 16- May 17, 2015
(P)ART showcases 29 carefully staged and artistic photographs dating as early as 1912 that highlight the style of legendary Harley-Davidson motorcycle parts. Used in advertisements, catalogs, manuals, and in other company publications, these parts are sculptural forms that illustrate Harley-Davidson’s early commitment to the form and function of a motorcycle.