The Knucklehead, produced from 1940 to 1947, represents a pivotal era in American motorcycle engineering. Available in EL (74 cu in) and FL (80 cu in) variants, these motorcycles are powered by a robust Overhead Valve V-Twin engine, a design that earned the model its distinctive nickname from the shape of its rocker box covers. The Knucklehead succeeded the Flathead series, marking a significant advancement in performance and styling for a brand with a heritage dating back to 1903. These iconic machines are celebrated for their powerful engines and enduring legacy, making them highly sought after by collectors and enthusiasts.
This Factory Service Repair Manual is an indispensable guide for owners and technicians working on Knucklehead motorcycles from 1940-1947. It provides comprehensive, factory-level detail across all major systems, including general information, maintenance, chassis, fuel, cooling, engine, clutch, transmission, drive systems, wheels, brakes, suspension, steering, frame, and electrical components, complete with wiring diagrams. The manual offers detailed step-by-step repair procedures, diagnostic troubleshooting guides, and tuning and adjustment instructions for common issues such as oil leaks, carburetor tuning, and ignition system maintenance, ensuring the longevity and optimal performance of these classic V-Twins.
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual Download PDF
This is the COMPLETE official full factory service repair manual for Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947. Hundreds of pages allow you to print it out in its entirety or just the pages you need!! ALL STYLES COVERED.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 manual is Actual Genuine Repair Service Factory Manuals NOT 3rd party manuals.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual will guide you through fundamentals of maintaining and repairing, step-by-step, to teach you what the factory trained technicians already know by heart. By applying the knowledge in this Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service repair manual, any owner should be able to make the right decisions about what they need to do to maintain and repair the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947.
Every detail relating to the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 is covered. This product can be useful for many reasons, such as:
* How to diagnose the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 engine fault symptoms.
* How to research and evaluate the best approach in fixing your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 problem
* How to test the suspected parts using secret techniques used by top mechanics in your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947.
* How to trace and verify the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 wiring diagrams.
* How to understand and analyze different Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 engine management systems
* Common fixes so YOU can tell your mechanics what to do. This will save them time and as a result, most of them will charge you less.
* How to check if you got the best mechanic or garage and what to ask them so you know the mechanic is on top of his work.
* Common tips about your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 before small problems began to escalate!
The manual covers:
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 General Information
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Maintenance
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Chassis
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Fuel system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Cooling system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Clutch
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine lubrication system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine Removal /Installation
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Drive
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Transmission
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Wheels/Tires
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Final Drive
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Brakes
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Suspension
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Steering
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Frame
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Electrical System
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Wiring Diagram
+++ lots more...
The Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual contains all necessary illustrations, diagrams and specifications to guide the mechanic through any repair procedure. The Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 serivce repair manual also contains an advanced troubleshooting guide to help diagnose and correct any problem.
This highly detailed Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual contains everything you will ever need to repair, maintain, rebuild, refurbish or restore your vehicle. All diagnostic and repair procedures are covered in great detail. This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual covers the same information that Professional Technicians and Mechanics have.
You can view and print out the complete repair procedures with this easy to use Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual - you do not need to be skilled with a computer! Once you have found your information, just print it out and start work. No more messy manuals that you have to keep replacing or cant use any more due to wear and tear.
Simply print out the pages you need or print the entire manual as a whole!!!
+Detailed substeps expand on repair procedure information
+Notes, cautions and warnings throughout each chapter pinpoint critical information.
+Numbered instructions guide you through every repair procedure step by step.
+Bold figure number help you quickly match illustrations with instructions.
+Detailed illustrations, drawings and photos guide you through every procedure.
+Enlarged inset helps you identify and examine parts in detail.
+Numbered table of contents easy to use so that you can find the information you need fast.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service manual also makes it easy to diagnose and repair problems with your machines electrical system. Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
Download Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 SERVICE MANUAL!!
PRODUCT DETAILS:
File Format: PDF
Language: English
Printable: without any restriction
Delivery: Download link will appear on the checkout page after payment is complete.
Requirements: Adobe PDF Reader
Complete download comes in pdf format which can work under all PC based windows operating system and Mac also. It saves to your hard-drive and can be burned to CD-ROM. All pages are printable. No need to pay for shipping and wait for the overpriced paper textbook or CD-ROM to arrive via snail mail.
$AVE $50 - $60 PER HOUR on shop labor costs. You will be able to do all of the servicing yourself with this Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory service manual. This high resolution downloadable manual is fully printable, you can print 1 page, 1 chapter, or the whole thing. A wealth of indespensible information for any serious owner. View and print any page or diagram that you want.
YOU CAN EASILY find what you need using the search function and then print out only the pages you need. this is the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service manual you have been waiting for. Incredibly detailed, step-by-step instructions and photos to guide you through all service, maintenance, repairs and tuning.
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual Download PDF
This is the COMPLETE official full factory service repair manual for Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947. Hundreds of pages allow you to print it out in its entirety or just the pages you need!! ALL STYLES COVERED.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 manual is Actual Genuine Repair Service Factory Manuals NOT 3rd party manuals.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual will guide you through fundamentals of maintaining and repairing, step-by-step, to teach you what the factory trained technicians already know by heart. By applying the knowledge in this Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service repair manual, any owner should be able to make the right decisions about what they need to do to maintain and repair the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947.
Every detail relating to the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 is covered. This product can be useful for many reasons, such as:
* How to diagnose the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 engine fault symptoms.
* How to research and evaluate the best approach in fixing your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 problem
* How to test the suspected parts using secret techniques used by top mechanics in your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947.
* How to trace and verify the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 wiring diagrams.
* How to understand and analyze different Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 engine management systems
* Common fixes so YOU can tell your mechanics what to do. This will save them time and as a result, most of them will charge you less.
* How to check if you got the best mechanic or garage and what to ask them so you know the mechanic is on top of his work.
* Common tips about your Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 before small problems began to escalate!
The manual covers:
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 General Information
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Maintenance
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Chassis
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Fuel system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Cooling system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Clutch
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine lubrication system
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Engine Removal /Installation
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Drive
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Transmission
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Wheels/Tires
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Final Drive
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Brakes
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Suspension
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Steering
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Frame
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Electrical System
Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Wiring Diagram
+++ lots more...
The Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual contains all necessary illustrations, diagrams and specifications to guide the mechanic through any repair procedure. The Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 serivce repair manual also contains an advanced troubleshooting guide to help diagnose and correct any problem.
This highly detailed Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual contains everything you will ever need to repair, maintain, rebuild, refurbish or restore your vehicle. All diagnostic and repair procedures are covered in great detail. This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual covers the same information that Professional Technicians and Mechanics have.
You can view and print out the complete repair procedures with this easy to use Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory Service Repair Manual - you do not need to be skilled with a computer! Once you have found your information, just print it out and start work. No more messy manuals that you have to keep replacing or cant use any more due to wear and tear.
Simply print out the pages you need or print the entire manual as a whole!!!
+Detailed substeps expand on repair procedure information
+Notes, cautions and warnings throughout each chapter pinpoint critical information.
+Numbered instructions guide you through every repair procedure step by step.
+Bold figure number help you quickly match illustrations with instructions.
+Detailed illustrations, drawings and photos guide you through every procedure.
+Enlarged inset helps you identify and examine parts in detail.
+Numbered table of contents easy to use so that you can find the information you need fast.
This Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service manual also makes it easy to diagnose and repair problems with your machines electrical system. Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
Download Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 SERVICE MANUAL!!
PRODUCT DETAILS:
File Format: PDF
Language: English
Printable: without any restriction
Delivery: Download link will appear on the checkout page after payment is complete.
Requirements: Adobe PDF Reader
Complete download comes in pdf format which can work under all PC based windows operating system and Mac also. It saves to your hard-drive and can be burned to CD-ROM. All pages are printable. No need to pay for shipping and wait for the overpriced paper textbook or CD-ROM to arrive via snail mail.
$AVE $50 - $60 PER HOUR on shop labor costs. You will be able to do all of the servicing yourself with this Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 Factory service manual. This high resolution downloadable manual is fully printable, you can print 1 page, 1 chapter, or the whole thing. A wealth of indespensible information for any serious owner. View and print any page or diagram that you want.
YOU CAN EASILY find what you need using the search function and then print out only the pages you need. this is the Harley Davidson Knucklehead 1940 1941 1942 1943 1944 1945 1946 1947 service manual you have been waiting for. Incredibly detailed, step-by-step instructions and photos to guide you through all service, maintenance, repairs and tuning.
