Category:
Classic American V-Twin Cruiser
Target Audience:
Harley-Davidson owners and mechanics performing maintenance and repairs on vintage models.
Key Competitors Era:
Indian Motorcycles, Custom Choppers.
Heritage:
Iconic Harley-Davidson design and engineering.
Durability:
Known for robust construction and the ability to be rebuilt for continued service.
Coverage Summary:
Complete workshop service and repair for 1970-1972 Harley-Davidson Electra Glide and Super Glide motorcycles.
Page Count:
Comprehensive (specific page count not provided in product info, but implies full coverage).
Manual Type:
Workshop Service Repair Manual
Format:
Downloadable (likely PDF)
Engine:
Detailed coverage of Shovelhead engine, including disassembly, assembly, troubleshooting, and tuning.
Transmission:
Complete repair and maintenance for the 4-speed transmission.
Electrical System:
Wiring diagrams, component testing, charging system, ignition system, lighting, and accessories.
Fuel System:
Carburetor overhaul (e.g., Keihin, Linkert), fuel tank, fuel lines, and fuel pump.
Brakes:
Front and rear brake system maintenance, hydraulic components, and adjustments.
Suspension And Steering:
Front fork (e.g., 35mm or 38mm Leading Link/Girdraulic variations), rear shocks, wheel bearings, and steering head bearings.
Frame And Bodywork:
Frame inspection, body panel removal/installation, fairings (Electra Glide), and fenders.
Routine Maintenance:
Oil changes, filter replacements, spark plug service, chain adjustment, lubrication points.
Engine Rebuild:
Piston and ring replacement, valve jobs, crankshaft inspection, and timing procedures.
Transmission Overhaul:
Gear set inspection, clutch service, and bearing replacement.
Electrical Troubleshooting:
Diagnostic flowcharts for common electrical issues.
Carburetor Tuning:
Step-by-step instructions for adjustment and rebuilding.
Wheel And Tire Service:
Tire replacement, wheel balancing, and spoke tensioning.
Brake System Service:
Bleeding procedures, pad replacement, and caliper service.
Depth Level:
Comprehensive, covering from basic adjustments to complete engine and transmission rebuilds.
File Format:
Digital Download (typically PDF)
Print Quality:
Searchable text, printable pages (assumed for high-quality digital manuals).
Binding Type:
N/A (Downloadable format)
Paper Type:
N/A (Downloadable format)
Engine Family:
Shovelhead
Engine Type:
Air-cooled, 45-degree V-twin
Displacement Ci:
74 cubic inches (1200cc)
Bore X Stroke:
3.4375 in x 4.000 in (87.3 mm x 101.6 mm)
Compression Ratio:
Approximately 7.0:1 to 8.0:1 (varies by model year and tuning)
Horsepower Approx:
Around 60 HP (estimate, actual may vary)
Torque Ft Lbs Approx:
Around 70-75 ft-lbs (estimate, actual may vary)
Carburetor:
Keihin butterfly, Linkert (early models/options), or others depending on factory spec/modifications.
Fuel Type:
Unleaded gasoline (octane rating as specified in manual, typically 87+)
Transmission Type:
4-speed constant mesh, foot-shift, hand-clutch (left side).
Optional Transmissions:
Not applicable for stock models of these years.
Clutch Type:
Dry, multi-plate, cable-actuated
Transmission Fluid Spec:
Harley-Davidson transmission oil or equivalent (e.g., SAE 50W gear oil for some applications, check manual for precise spec).
Safety Ratings:
N/A (Consumer safety ratings for motorcycles of this era are not standardized like modern vehicles).
Braking System:
Dual-action drum brakes (front) and single-action drum brake (rear) on most models. Disc brakes introduced later in the 70s.
Lighting System:
Headlight, taillight, brake light, turn signals.
Infotainment Systems:
Basic analog gauges (speedometer, tachometer, ammeter, oil pressure indicator). No modern infotainment features.
Driver Assistance Features:
None. Focus is on mechanical and electrical systems.
Oil Change Interval:
Every 2,000 - 3,000 miles or 6 months (check manual for precise mileage and oil type).
Spark Plug Service:
Every 5,000 - 10,000 miles (depending on plug type).
Chain Lubrication And Adjustment:
Every 500 miles or after washing/rain.
Engine Oil Type:
Harley-Davidson 20W50 or equivalent API SG or higher.
Engine Oil Capacity Qts:
Approx. 3 quarts (check dipstick).
Primary Chain Case Fluid Type:
Harley-Davidson primary lubricant or SAE 80W-90 gear oil.
Primary Chain Case Fluid Capacity Pts:
Approx. 1 pint.
Early Shovehead Oil Leaks:
Common for the Shovelhead engine to develop oil leaks from various seals and gaskets due to age and original design tolerances.
Amf Era Quality Concerns:
Some components may have had lower quality control during the AMF era compared to pre-AMF or post-AMF periods.
Electrical Gremlins:
Aging wiring harnesses and electrical connectors can lead to intermittent issues. This manual is crucial for diagnosing these.
Carburetor Adjustment:
Carburetors of this era (especially Keihin butterfly) can require frequent adjustments for optimal performance.
Iconic Status:
Longstanding American motorcycle manufacturer known for its V-twin engines and cruiser style.
Electra Glide Origin:
Introduced in 1965 as the first Harley-Davidson with electric start and a full fairing, offering touring comfort.
Super Glide Origin:
Introduced in 1971 as a successor to the FX Super Glide, featuring a sporty styling with a low-slung frame and a FXR-style frame (FX suffix).
Manufacturing Location:
Milwaukee, Wisconsin, USA
Key Era Significance:
These models represent the transition period for Harley-Davidson under American Machine and Foundry (AMF) ownership, leading to significant engineering and design changes.
