Segment:
Iconic American V-twin cruiser, representing a significant era in Harley-Davidson's touring motorcycle development.
Competitors:
During this period, primary competition came from other American manufacturers (Indian, though less prominent by the late 60s/early 70s) and emerging Japanese brands in the cruiser/touring segment.
Features:
V-twin engine, large displacement, comfortable touring ergonomics, distinctive styling, robust build quality indicative of the era.
Manual Value:
Essential resource for owners and mechanics aiming to maintain, restore, or repair these classic Harley-Davidson motorcycles, ensuring originality and optimal performance.
Engine:
Full engine overhaul, disassembly, assembly, tuning, carburetor service (e.g., Linkert, Keihin Butterfly), ignition system, lubrication system, cooling (air-cooled).
Transmission:
4-speed constant mesh gearbox service, clutch operation and adjustment, primary drive system.
Chassis And Suspension:
Frame, forks (leading link or telescopic depending on specific model sub-variant), rear shock absorbers, steering head bearings, wheel bearings, swingarm.
Electrical System:
Wiring diagrams, battery service, charging system (generator/alternator), lighting, ignition system troubleshooting, starter motor.
Brakes:
Front and rear brake system maintenance, adjustment, and overhaul (likely drum brakes for this era, potentially early disc front).
Bodywork And Fittings:
Fuel tank, fenders, seat, fairings (if applicable), handlebars, controls, exhaust system.
Maintenance:
Regular servicing, oil changes, filter replacements, spark plug checks, chain adjustment, brake adjustments, lubrication points.
Troubleshooting:
Diagnostic procedures for common starting, running, and electrical issues.
Repair:
Step-by-step instructions for component removal, repair, and reinstallation.
Technical Specifications:
Detailed torque values, clearance specifications, fluid capacities, and part numbers.
Depth:
Comprehensive, covering basic maintenance to full engine and transmission rebuilds, electrical system diagnostics and repair, and frame/suspension overhauls.
Engine Type:
Air-cooled, 45-degree V-twin
Displacement:
74 cubic inches (1200cc)
Bore X Stroke:
3.4375 in. x 4.00 in. (87.31 mm x 101.6 mm)
Compression Ratio:
Approximately 8.0:1 (varies slightly by year and specific model)
Horsepower:
Estimated 60-65 HP at 5500 RPM (approximate for stock configuration)
Torque:
Estimated 75-80 ft-lbs at 3500 RPM (approximate for stock configuration)
Carburetor:
Typically Linkert M74B or Keihin Butterfly (early models) - Manual will detail specific types and settings.
Fuel Type:
Unleaded gasoline (as it became available), octane rating typically 87-91.
Ignition Type:
Battery and Coil, Magneto (optional or for some models/years).
Type:
4-speed constant mesh manual transmission
Type:
N/A (4-speed was standard for these models)
Primary Drive:
Roller chain, wet multi-plate clutch
Transmission Oil:
Motorcycle-specific gear oil, SAE 80W-90 or 75W-90 (manual will specify exact type and API rating).
Clutch Fluid:
N/A (Cable actuated)
Wheelbase:
Approximately 62.5 inches (1588 mm)
Length:
Approximately 91.0 inches (2311 mm)
Width:
Approximately 35.0 inches (889 mm)
Height:
Approximately 56.0 inches (1422 mm) to top of handlebars
Dry Weight:
Approximately 630-660 lbs (285-300 kg) depending on specific equipment
Gross Vehicle Weight Rating:
Not explicitly stated as GVWR in typical motorcycle manuals, but implies combined rider, passenger, and luggage weight.
Crash Test Results:
N/A (Motorcycles are not subject to standardized crash testing in the same manner as automobiles.)
Braking System:
Front and rear drum brakes (early models), potential for front disc brake on later 1970s models. Manual details operation and adjustment.
Lighting:
Headlight, taillight, brake light, turn signals (standard on Electra Glide). Manual details bulb replacement and wiring.
Oil Change:
Typically every 2,000-3,000 miles or annually, whichever comes first (manual will provide exact schedule).
Spark Plug Replacement:
Every 5,000-10,000 miles or as indicated by performance.
Drive Belt Inspection:
Inspect for wear and tension at regular intervals (e.g., every 5,000 miles).
Engine Oil:
Viscosity: SAE 20W-50 motorcycle-specific oil is generally recommended for air-cooled V-twins. Manual will specify exact type and quantity.
Engine Oil Capacity:
Approximately 3 US quarts (2.8 liters) - check manual for precise capacity with filter change.
Primary Chain Case Oil:
Dedicated primary chain case oil or SAE 50 weight oil (manual will specify).
Primary Chain Case Oil Capacity:
Approximately 1 US quart (0.95 liters) - check manual for exact level.
Carburetor Tuning:
Linkert carburetors can require frequent adjustment and rebuild. Manual provides detailed tuning procedures.
Oil Leaks:
Common in older air-cooled V-twins due to seal wear. Manual provides guidance on seal replacement.
Electrical Gremlins:
Aging wiring, connections, and components can lead to intermittent electrical issues. Comprehensive wiring diagrams are crucial.
Valve Adjustment:
Periodic valve lash adjustment is necessary for optimal performance and engine longevity.
Heritage:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and cruiser/touring motorcycles.
Electra Glide Origin:
The Electra Glide line, introduced in 1965, became the flagship full-dress touring motorcycle for Harley-Davidson, evolving from the Hydra-Glide and Duo-Glide predecessors.
Super Glide Introduction:
The 'Super Glide' designation often referred to models with the larger V-twin engine and touring features, distinguishing them from smaller displacement models.
Manufacturing Location:
Milwaukee, Wisconsin, USA
Era Significance:
This period (1970-1972) marked the transition into the AMF ownership era for Harley-Davidson, a period that saw significant design and production changes.
Iconic Status:
The Electra Glide and Super Glide models from this era are considered true American motorcycle icons, celebrated for their durability, style, and role in defining the cruiser/touring segment.
User Ratings:
Highly regarded by enthusiasts and collectors for their historical significance and mechanical character.
Manual Quality:
Official or facsimile of original factory service documentation, providing authoritative technical information.
