Harley-Davidson Electra Glide FLH 1977 Factory Service Repair Manual

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🏷️ Basic Information Identification Make: Harley-Davidson Model: Electra Glide Year: 1977 Product Type: Factory Service Repair Manual Model Code: FLH 👋 Introduction Market Position Target Audience: Harley-Davidson owners, independent repair...

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Type: Motorcycle

Vendor:

Sku: 368620

Tags: 1977 Electra Glide FLH Harley Davidson Misc Motorcycle Motorcycles

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Description

🏷️ Basic Information

Identification

Make:

Harley-Davidson

Model:

Electra Glide

Year:

Product Type:

Factory Service Repair Manual

Model Code:

👋 Introduction

Market Position

Target Audience:

Harley-Davidson owners, independent repair shops, and vintage motorcycle enthusiasts.

Value Proposition:

Essential resource for accurate diagnosis, maintenance, and repair, preserving the authenticity and performance of a classic Harley-Davidson.

Competitive Analysis

Manual Type Comparison:

Directly from the manufacturer, offering superior accuracy and completeness compared to aftermarket manuals.

Key Features

Accuracy And Detail:

Factory-issued data ensures the highest level of accuracy for specifications and procedures.

Troubleshooting Guides:

Systematic approach to diagnosing problems, saving time and frustration.

Diagrams And Illustrations:

Crucial visual aids for understanding complex assemblies and procedures.

📋 Manual Details

Coverage Areas

Comprehensive Coverage:

Specific Sections:

Engine, Transmission, Electrical System, Chassis, Brakes, Suspension, Bodywork, Troubleshooting, Specifications

Page Count

Estimated Page Count:

Approximately 300-400 pages (typical for this era's comprehensive manuals)

Manual Type

Manual Type:

Factory Service Manual

Language

Language:

English

Format

Format:

Printed Book (assumed based on description)

📖 Manual Coverage

Systems Covered

Engine System:

Detailed inspection, disassembly, assembly, tuning, and repair of the Shovelhead engine.

Transmission System:

Service and repair of the 4-speed constant mesh transmission.

Electrical System:

Wiring diagrams, component testing, lighting, ignition, starting, and charging systems.

Chassis And Suspension:

Frame, forks, swingarm, steering head, wheel bearings, and shock absorbers.

Braking System:

Service and adjustment of front and rear drum brakes (typical for FLH of this era), hydraulic systems if applicable.

Fuel System:

Carburetor (likely a Keihin or Linkert) overhaul and adjustment, fuel lines, and tank.

Exhaust System:

Installation and maintenance.

Bodywork And Fenders:

Fairing, saddlebags, fenders, and trim.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, chain adjustment, lubrication points, spark plug service.

Troubleshooting Diagnostics:

Systematic approach to identifying and resolving common operational issues.

Component Overhaul:

Complete disassembly, cleaning, inspection, and reassembly of major engine and transmission components.

Adjustment Procedures:

Carburetor synchronization, ignition timing, clutch adjustment, brake lever/pedal adjustment.

Wiring And Electrical Repair:

Tracing circuits, replacing components, diagnosing electrical faults.

Suspension And Steering Service:

Fork seal replacement, steering head bearing adjustment, shock absorber service.

Technical Depth

Depth Of Information:

Comprehensive, covering everything from basic maintenance to complete engine rebuilds and electrical diagnostics.

Diagnostic Tools:

Likely includes specifications for basic tools and potentially specialized Harley-Davidson tools of the era.

Torque Specifications:

Detailed torque values for critical fasteners across all systems.

Clearances And Tolerances:

Precise specifications for engine components, bearings, and moving parts.

📊 Manual Specifications

File Format

Physical Format:

Printed manual, likely bound for durability in a workshop environment.

Print Quality

Print Quality:

Expected to be clear, with detailed line drawings and diagrams typical of factory service manuals from this period.

Binding Type

Binding Type:

Likely a durable binding, such as spiral-bound or stitched, designed for frequent use.

Paper Type

Paper Type:

Durable, possibly coated paper to resist oil and workshop grime.

⚙️ Engine Specifications

Primary Engine

Engine Family:

Shovelhead

Engine Type:

Air-cooled, OHV V-twin

Displacement:

74 cubic inches (1213 cc)

Bore:

3.4375 inches (87.3 mm)

Stroke:

4.25 inches (108.0 mm)

Compression Ratio:

Typically 7.5:1 to 8.0:1 (depending on specific tuning/options)

Performance

Horsepower Approximate:

Approximately 55-65 HP (at crank, unverified without specific manual data)

Torque Approximate:

Approximately 80-90 lb-ft (at crank, unverified without specific manual data)

Fuel System

Carburetor Type:

Likely Keihin Butterfly, potentially Linkert on earlier models, or S&S Super E/G aftermarket options.

Fuel Requirement:

Unleaded gasoline (91 octane or higher recommended)

Fuel Tank Capacity:

Typically 4.0 - 5.0 US gallons (15.1 - 18.9 liters)

🔧 Transmission

Standard

Transmission Type:

4-speed Constant Mesh, Foot Shift, Hand Clutch

Optional

Optional Transmission Features:

N/A for factory spec, aftermarket options existed.

Features

Clutch Type:

Wet multi-plate, cable-operated

Primary Drive:

Chain drive (inside primary case)

Final Drive:

Belt drive

Transmission Fluid Type:

Harley-Davidson 4-speed transmission lubricant or equivalent (refer to manual for specific spec)

📐 Dimensions

Exterior

Wheelbase:

Approximately 63.0 inches (1600 mm)

Length:

Approximately 92.0 inches (2337 mm)

Width:

Approximately 36.0 inches (914 mm)

Weights

Dry Weight:

Approximately 650-700 lbs (295-318 kg)

Gvwr:

Not typically specified for motorcycles in this era, but load capacity should be considered.

🛡️ Safety Features

Ratings

Safety Standards:

Meets applicable DOT and federal motorcycle safety standards of the era.

Active Features

Braking System:

Front and rear drum brakes (dual front disk became more common in later years).

Passive Features

Lighting:

Headlight, taillight, brake light, turn signals.

💡 Technology Features

Infotainment

Infotainment Features:

Basic. May include an AM/FM radio (optional) with analog tuning and possibly an 8-track player in some configurations.

Driver Assistance

Driver Assistance Systems:

None.

Connectivity

Connectivity Features:

None.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 2,000 - 3,000 miles or annually, whichever comes first (refer to manual for exact specification).

Primary Chain Adjustment:

Recommended periodically, often every 3,000 - 5,000 miles.

Spark Plug Replacement:

Typically every 6,000 - 10,000 miles.

Engine Valve Adjustment:

Crucial for Shovelhead engines, usually every 3,000 - 6,000 miles, depending on use and oil quality.

Fluid Specifications

Engine Oil Type:

SAE 20W50 motorcycle-specific oil (e.g., Harley-Davidson H-D 360 or equivalent with appropriate API rating).

Engine Oil Capacity:

Approximately 3.5 US quarts (3.3 liters) with filter change (refer to manual for exact spec).

Transmission Oil Type:

Harley-Davidson 4-speed transmission lubricant or equivalent.

Primary Chain Case Oil Type:

Typically SAE 80W or 90W gear oil (refer to manual for specific spec).

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid (if hydraulic brakes are present).

Known Issues

Shovelhead Engine Quirks:

Can be prone to oil leaks, valve train noise if not properly adjusted, and potential starter issues if maintenance is neglected. Proper ventilation and oil management are key.

Electrical System Common Faults:

Aging wiring harnesses, voltage regulator issues, and battery charging problems can occur due to age and vibration.

Transmission Reliability:

Generally robust, but proper fluid levels and clutch adjustment are vital to prevent premature wear.

📚 Vehicle History

Brand Heritage

Harley Davidson Legacy:

Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer with a rich history of producing powerful, reliable, and distinctive motorcycles.

Model Evolution

Electra Glide Development:

The Electra Glide line, introduced in 1965, evolved from the Duo-Glide, becoming Harley-Davidson's premier full-dress touring motorcycle, characterized by its large fairing, saddlebags, and comfortable ride.

Production

Shoverhead Engine Era:

The Shovelhead engine was produced from 1966 to 1984, with significant updates and variations throughout its production run. The 1977 model falls within the mid-to-late production years of this iconic engine.

1977 Model Year Significance:

The 1977 model year saw continued refinement of the Shovelhead platform, building upon previous iterations with a focus on touring comfort and performance.

🏆 Awards & Recognition

Recognitions

Model Year Recognition:

The 1977 Electra Glide FLH is recognized as a significant model in Harley-Davidson's touring history, appreciated for its classic styling and the raw character of the Shovelhead engine.

Ratings

Vintage Motorcycle Appreciation:

Highly regarded within the vintage motorcycle community for its iconic status and collectibility.

Certifications

Manual Certification:

As a factory service manual, it carries the authority and certification of Harley-Davidson for repair and maintenance procedures.