1940-1958 Harley-Davidson Servi-Car & 45 SV Service Manual
Expert guide for Harley-Davidson Servi-Car & 45 SV covering engine, clutch, transmission, and electrical systems. Includes part numbers like 12731-29.
Manual Preview
Sample pages from the 1940-1958 Harley-Davidson Servi-Car & 45 SV Service Manual manual
Purchase & Download
Harley-Davidson Models Covered & Key Technical Specifications
Models: Harley-Davidson Servi-Car, Harley-Davidson 45 SV
Build Years: 1940–1958
Technical Data:
- Engine type: 45-degree V-type, 2-cylinder
- Horsepower: 21 HP at 4400 R.P.M.
- Piston displacement: 45.28 cu. in. (742 cc)
- Compression ratio: 4.75 to 1
- Transmission type: 3-speed forward, 1-speed reverse constant mesh
- Fuel tank capacity: 3.4 U.S. gallons
- Ignition circuit breaker gap: 0.022 inch
Harley-Davidson Manual Features & Content Preview
Inside the 1940–1958 Harley-Davidson Servi-Car & 45 SV Service Manual
- Covers 1940–1958 Harley-Davidson Servi-Car and 45 SV motorcycles, documenting factory engine, drivetrain, chassis, and electrical specifications for the V-type side valve configuration
- Third-party publication © 1986 Antique Cycle Supply Inc.
- Contains 60+ technical diagrams, including exploded-view assemblies for the engine, transmission, and differential housing
- 82 pages of technical reference content
- Delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- This 1986 edition provides the reference standard for the 1940–1958 Harley-Davidson Servi-Car and 45 SV series, documenting factory-recommended tolerances and maintenance intervals often missing from general enthusiast guides
Component and System Documentation
The 1940–1958 Harley-Davidson Servi-Car & 45 SV service manual documents the technical operation and maintenance of these historic American motorcycles. Chapters detail the complete teardown and assembly of the 45-degree V-type engine, including valve guides, tappets, and piston fitting, alongside detailed lubrication schedules for the engine oil, transmission oil, and chain oilers.
The 1940–1958 Harley-Davidson Servi-Car & 45 SV publication also provides exploded-view diagrams for the three-speed constant mesh transmission and the Servi-Car differential assembly. Sections on the electrical system include wiring diagrams and generator testing procedures, while the chassis section outlines fork alignment, steering damper assembly, and hydraulic brake system maintenance. To understand how factory workshop documentation is structured, refer to the provided technical indexes.
Specification Highlights
Technical data within the 1940–1958 Harley-Davidson Servi-Car & 45 SV service manual provides essential clearance and torque values. Mainshaft endplay is documented at 0.003 to 0.005 inches. Piston-cylinder clearance is specified at 0.001 to 0.002 inches on standard V-type components. Fuel capacity for the 1940–1958 Harley-Davidson Servi-Car is documented at 3.4 U.S. gallons. Reference only — always consult a certified technician before performing service on this equipment. An official reproduction 82-page workshop manual covering the 1940–1958 Harley-Davidson Servi-Car and 45 SV, documenting engine, chassis, transmission, and differential specifications for these classic V-twin motorcycles.
Manual FAQ, Purchase & Download Details
Customer Reviews
Read what our customers say about this Harley-Davidson Motorcycle manual and share your own experience.