This manual covers the WLA Solo, an iconic motorcycle produced between 1940 and 1945. Developed for military reconnaissance and liaison duties during World War II, the WLA is recognized for its robust 45 cubic inch V-twin engine and durable steel frame. Its design emphasized reliability and serviceability in demanding conditions, making it a significant piece of American automotive history and a highly collectible vintage machine.

The WLA Engine Service Repair Manual provides comprehensive guidance for maintaining and repairing this historic motorcycle. It details procedures for complete engine disassembly, transmission and clutch service, electrical system troubleshooting, chassis and suspension maintenance, and fuel system adjustments. The manual includes routine maintenance checks, troubleshooting guides for common issues, and step-by-step instructions for repairs and rebuilds, making it an essential resource for owners and technicians aiming to preserve the operational integrity and historical accuracy of the WLA model.