This manual covers Big Twins, specifically the Knucklehead and Flathead models, produced between 1940 and 1947. These iconic V-twin motorcycles, manufactured in Milwaukee, Wisconsin, are renowned for their robust engineering and distinctive styling. The Knucklehead, introduced in 1936, featured an overhead valve design, while the Flathead, a side-valve engine, offered reliable performance and was widely used, including in military WLA variants. This period represents a significant era for the brand, with models like the EL, FL, U, UL, and WLA forming the backbone of their offerings.
This comprehensive workshop and service manual provides factory-level detail for the repair, maintenance, and overhaul of these classic motorcycles. It covers all essential systems, including the engine, electrical, fuel, transmission, chassis, suspension, brakes, and lubrication. Detailed procedures for routine maintenance, troubleshooting common issues, engine rebuilds, and technical adjustments are included. This resource is an indispensable tool for owners, mechanics, and technicians seeking to maintain, restore, or enhance the performance and longevity of their Knucklehead or Flathead Big Twin.
Official download factory workshop manual / repair manual / service manual for Harley Davidson Big Twins Knucklehead Flathead 1940 1941 1942 1943 1944 1945 1946 1947.
This is what the dealerships use to fix your motorcycles. These manuals covers all the topics like: Engine, General Information, Chassis, Lightning , Clutch, Suspension, Brakes, Lubrication, Electrical, Fuel System, Battery and other topics.
CONTENTS
- Trouble Chart
- Initial Servicing of New Motorcycle
- Engine Lubrication
- Engine Overhaul
- Electrical System
- Servicing Carburetor
- Transmission
- Wheels & Hubs
- Fork, Frame & Handle
- Sidecar
- Detailed Index
FORMAT: pdf
LANGUAGE: English
* INSTANT DOWNLOAD
* NO SHIPPING COST
* NO NEED TO WAIT FOR A CD-ROM
Official download factory workshop manual / repair manual / service manual for Harley Davidson Big Twins Knucklehead Flathead 1940 1941 1942 1943 1944 1945 1946 1947.
This is what the dealerships use to fix your motorcycles. These manuals covers all the topics like: Engine, General Information, Chassis, Lightning , Clutch, Suspension, Brakes, Lubrication, Electrical, Fuel System, Battery and other topics.
CONTENTS
- Trouble Chart
- Initial Servicing of New Motorcycle
- Engine Lubrication
- Engine Overhaul
- Electrical System
- Servicing Carburetor
- Transmission
- Wheels & Hubs
- Fork, Frame & Handle
- Sidecar
- Detailed Index
FORMAT: pdf
LANGUAGE: English
* INSTANT DOWNLOAD
* NO SHIPPING COST
* NO NEED TO WAIT FOR A CD-ROM
