Dive deep into the intricacies of your 1966 Harley-Davidson Duo Glide with this comprehensive Factory Service Repair Manual. Designed as an invaluable resource for both experienced mechanics and DIY enthusiasts, this manual provides detailed instructions for every aspect of your motorcycle's maintenance and repair. From disassembly and assembly procedures to troubleshooting and adjustment techniques, each step is laid out in a clear, sequential order, ensuring a smooth and successful repair process. This manual serves as your ultimate guide for understanding the workings of your Duo Glide, empowering you to confidently tackle any repair or adjustment with precision and expertise.

The 1966 Harley-Davidson Duo Glide Factory Service Repair Manual is an indispensable resource for owners and mechanics alike, providing detailed instructions and specifications for maintaining and repairing this iconic motorcycle. The Duo Glide, a name synonymous with Harley-Davidson's evolution in the mid-1960s, was a revolutionary model that blended the comfort and practicality of the Hydra-Glide with the performance and styling of the FX line. It featured a rigid frame with the signature "hardtail" look, a powerful 74 cubic inch (1210 cc) Panhead V-Twin engine, and a telescopic front fork for improved handling. The Duo Glide was available in several configurations, including the FLH (Electra Glide) with its iconic full fairing, the FL (Standard) with a smaller windshield, and the FLT (Touring) with luggage racks and saddlebags, catering to a diverse range of rider needs. This factory service manual is a comprehensive guide to every aspect of the Duo Glide, from basic maintenance procedures like oil changes and tune-ups to complex repairs like engine rebuilds and transmission overhauls. It's packed with detailed illustrations, wiring diagrams, and exploded views, making it easy to understand even the most intricate mechanical systems. The manual also includes troubleshooting tips, specifications for every part, and detailed information about the various components, ensuring that owners and mechanics have all the information they need to keep their Duo Glide running smoothly. It's a priceless resource for anyone who wants to maintain or restore a classic Harley-Davidson, and its detailed instructions and technical information are invaluable for any motorcycle enthusiast who wants to truly understand the workings of this legendary motorcycle.