This comprehensive repair manual for the 1946 Harley Davidson Knucklehead motorcycle is tailored for both professional technicians and dedicated DIY mechanics. It provides detailed instructions for a wide range of maintenance and repair procedures, empowering you to tackle various tasks with confidence. The manual is designed for individuals with basic electrical and mechanical knowledge, guiding you through the complexities of motorcycle repair and maintenance. The manual covers an array of essential topics commonly found in factory service manuals and owner's manuals. It includes step-by-step repair procedures, critical specifications, clear illustrations, maintenance guidelines, disassembly and assembly instructions, cleaning procedures, and much more. This resource empowers you to understand the intricacies of your Knucklehead and make informed decisions about its care. By following the comprehensive guidance within this manual, you'll gain the expertise needed to maintain and repair your motorcycle efficiently and effectively.

The Harley-Davidson Knucklehead, produced from 1936 to 1947, is an iconic motorcycle known for its distinctive engine design. The "Knucklehead" moniker originates from the exposed rocker arms, which resemble knuckles. These engines were a significant departure from the previous flathead design, offering increased power and performance. The Knucklehead engine featured a unique overhead valve (OHV) design, where the valves were actuated by rocker arms and pushrods, a significant advancement in motorcycle technology at the time. The engine's design also featured a cast iron cylinder and aluminum heads, contributing to its durability and longevity. This 1946 Knucklehead repair service manual is an invaluable resource for owners, mechanics, and enthusiasts seeking to maintain and restore these classic motorcycles. The manual provides detailed information on every aspect of the Knucklehead, from engine and transmission to electrical systems and chassis components. It includes comprehensive diagrams, step-by-step instructions, and troubleshooting guides, making it an essential tool for anyone working on a Knucklehead. The manual also covers specific revisions and modifications made to the Knucklehead throughout its production run, ensuring users have access to the most accurate information for their particular motorcycle. With its detailed documentation, the 1946 Knucklehead repair service manual is a testament to the enduring legacy of this iconic motorcycle and its importance in motorcycle history.