This manual covers the FL series motorcycles, including models such as the Electra Glide, produced between 1978 and 1984. These iconic V-twin motorcycles, available with 1200cc and 1340cc engine displacements,...
This manual covers the FL series motorcycles, including models such as the Electra Glide, produced between 1978 and 1984. These iconic V-twin motorcycles, available with 1200cc and 1340cc engine displacements, represent a significant era in American motorcycle manufacturing. Known for their robust construction and enduring legacy, these models are favored by enthusiasts and collectors for their classic styling and the distinctive riding experience they offer. This period marks the later stages of the Shovelhead engine's prominence before the introduction of the Evolution engine, making these machines particularly noteworthy.
This Service Repair Manual provides comprehensive, factory-level detail for the FL models from 1978-1984. It is designed to assist owners, enthusiasts, and technicians in understanding, maintaining, and repairing these motorcycles. The manual includes detailed information on all major systems, including the engine, chassis, fuel system, transmission, and electrical components, supported by hundreds of illustrations and diagrams. Step-by-step repair procedures, diagnostic guides, troubleshooting tips, and preventative maintenance recommendations are thoroughly covered, enabling users to perform tasks ranging from routine servicing to complete rebuilds and restorations.
🏷️ Basic Information
Identification
Make:
Harley-Davidson
Model:
FL
Model Variant:
FL (Electra Glide, etc.)
Production Years Covered:
1978-1984
Engine Displacements Covered:
1200cc, 1340cc
👋 Introduction
Market Position
Manual Authenticity:
Actual Genuine Factory Repair Service Manuals (Not 3rd Party)
Enlarged inset views for detailed part examination
Navigation:
Numbered table of contents for quick access
Electrical Diagnostics:
Combined troubleshooting and detailed wiring diagrams
Searchability:
Searchable PDF functionality for quick information retrieval
📊 Manual Specifications
File Details
File Format:
PDF
Software Requirement:
Adobe Acrobat Reader
Operating System Compatibility:
All PC-based Windows operating systems and Mac
Storage Options:
Save to hard drive, burn to CD-ROM
Print Quality:
High Resolution
Binding Type:
N/A (Digital Download, User Prints as Needed)
Paper Type:
N/A (Digital Download, User Selects Print Paper Type)
⚙️ Engine Specifications
Primary Engine
Engine Type:
V-Twin (Shovelhead era)
Displacement Options:
1200cc (74 cu. in.), 1340cc (82 cu. in.)
Performance
Horsepower Spec:
Refer to specific model year and engine configuration within manual
Torque Spec:
Refer to specific model year and engine configuration within manual
Fuel System
Fuel Delivery:
Carburetor (e.g., Keihin Butterfly or Linkert on earlier models, evolving during this period)
Fuel Type:
Unleaded gasoline (as required for the era)
🔧 Transmission
Standard
Transmission Type:
4-speed Constant Mesh (traditionally)
Optional
Transmission Options:
Manual Foot Shift, Jockey Shift configurations may exist, but the primary transmission type is consistent.
Features
Clutch Type:
Wet, Multi-Plate
Transmission Fluid Spec:
Refer to manual for specific Harley-Davidson or equivalent specifications (e.g., 20W50 engine oil historically used in transmission/primary)
📐 Dimensions
Exterior
Wheelbase:
Varies by specific FL model (e.g., Electra Glide, Tour Glide), generally around 60-63 inches
Weights
Dry Weight:
Varies by specific FL model, typically between 650-750 lbs
💡 Technology Features
Infotainment
Audio System:
Optional factory or aftermarket radio systems may be present on touring models, but generally basic for the era.
Driver Assistance
ABS:
Not typically available on models from this period.
Connectivity
Smartphone Integration:
Not applicable.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically every 2,000-3,000 miles or annually, as detailed in the manual.
Transmission Fluid Change:
Refer to manual; often tied to primary drive or engine oil service.
Fluid Specifications
Engine Oil Type:
Harley-Davidson recommended 20W50 or equivalent (API SG/SH or higher)
Primary Chain Case Fluid:
Typically Harley-Davidson primary chaincase lubricant or 20W50 engine oil.
Brake Fluid Type:
DOT 3 or DOT 4, depending on specific system, as per manual.
Known Issues
Common Wear Items:
Pushrod tube leaks, oil leaks (especially around rocker boxes and base gaskets), carburetor issues, ignition system reliability (points and condenser ignition was common).
Critical for any vintage motorcycle to check fasteners, fluid levels, and electrical connections after initial startup and during early rides.
📚 Vehicle History
Brand Heritage
Heritage Statement:
Harley-Davidson has a long-standing legacy in American motorcycle manufacturing, known for its V-twin engines and cruiser/touring platforms.
Model Evolution
Fl Lineage:
The FL designation represents Harley-Davidson's large-displacement touring and cruiser motorcycles, evolving through various engine and styling changes over decades.
Production
Era Significance:
This period (1978-1984) represents the later years of the Shovelhead engine era before the introduction of the Evolution engine, a significant transitional phase for Harley-Davidson.
🏆 Awards & Recognition
Recognitions
Historical Significance:
Harley-Davidson FL models of this era are considered iconic and highly collectible, representing a key period in the brand's history and enduring appeal.
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