Harley Davidson-[1943]-Technical Manual TM 9-879 Harley Davidson WLA
At a Glance
The Harley Davidson 1943 Technical Manual TM 9-879 Harley Davidson WLA is a handy reference for owners, restorers, and mechanics working on this historic military motorcycle. A service manual like this usually covers routine maintenance, inspection procedures, lubrication requirements, and the mechanical adjustments needed to keep the WLA in serviceable condition. It helps readers tackle engine, transmission, clutch, brake, and electrical work with a clearer understanding of the motorcycle's original design and servicing practices.
For a 1943 Harley Davidson WLA restoration or repair project, period technical guidance offers valuable context that general motorcycle advice often lacks. Manuals of this type commonly include troubleshooting instructions, component illustrations, disassembly and reassembly procedures, and specifications for checking wear or adjustment. Where provided, torque values and part references can support careful workshop decisions, though replacement components should always be checked for compatibility. Use the manual alongside an assessment of the motorcycle's condition, especially when dealing with aged wiring, seals, or previously modified assemblies. The PDF is available for download.