This comprehensive service and repair manual covers Harley-Davidson 45 SV and Servi-Car models produced between 1940 and 1958, including variants such as U, UL, ULH, WL, WLA, WLD, G, GE, and GCS. These iconic motorcycles, powered by the reliable 45 cubic inch (750cc) flathead V-twin engine, represent a significant era in American motorcycling, known for their robust construction and versatility, from military applications to commercial delivery services. This manual is an essential resource for owners and restorers, consolidating detailed information on a wide range of models and their unique components, including the distinctive Servi-Car.

This manual provides in-depth coverage of all major systems, including complete engine overhaul procedures for EL, F, FL, and UL series engines, as well as service and repair for 3-speed and 4-speed transmissions. It details the electrical system, including wiring diagrams and ignition service, the Linkert M-series fuel system, suspension components, and braking systems. With over 300 pages of English-language content, this resource offers step-by-step instructions for routine maintenance, engine and transmission rebuilds, carburetor tuning, ignition timing, and troubleshooting common issues. It is designed to assist owners, mechanics, and technicians in maintaining, repairing, and preserving these classic Harley-Davidson machines.