Ers. Oem 99482-47
Factory service manual contains all information needed on the 1940-1947 Knucklehead, 74" & 80" Flathead.
Manual is a guide to repair and maintenance on: Engine Lubrication, Engine Overhaul, Servicing Carburetor, Transmission and Clutch, Wheels, Hubs, and Tires, Forks, Frames, and Handlebars.