Positioning:
A vital resource for owners and technicians of the 1980 Harley-Davidson Super Glide FXS, a significant model in the evolution of American cruiser motorcycles.
Competition Manuals:
Directly competes with aftermarket repair manuals but offers the definitive accuracy and detail of factory documentation.
Feature 1:
Comprehensive, model-specific factory repair procedures.
Feature 2:
Detailed troubleshooting guides for common and uncommon issues.
Feature 3:
Accurate torque specifications, clearances, and fluid capacities.
Feature 4:
Exploded views and service illustrations for clear visual guidance.
Feature 5:
Essential for maintaining the authenticity and performance of a classic Harley-Davidson.
Primary Coverage:
Harley-Davidson Super Glide FXS 1980
Additional Coverage:
General service and repair for 1980 FXS models, potential applicability to closely related Shovelhead era models with noted variations.
Estimated Page Count:
Refer to product listing for exact count; typically 300-500 pages for comprehensive factory service manuals of this era.
Type:
Factory Service Repair Manual
Format:
Likely printed manual or PDF; specified as 'handy, easy to read reference book'.
Engine:
Complete engine overhaul, including top-end, bottom-end, lubrication system, cooling (air-cooled), and ignition.
Transmission:
4-speed constant mesh transmission, clutch operation, gear shifting mechanisms, and lubrication.
Chassis:
Frame, suspension (front forks, rear shocks), steering, wheels, and tires.
Brakes:
Front and rear brake systems (likely disc front, drum rear for FXS), hydraulic components, and service procedures.
Electrical:
Wiring diagrams, lighting systems, charging system (generator/alternator), battery, starter, ignition system, and instrument cluster.
Fuel System:
Carburetor service (likely Keihin butterfly), fuel tank, fuel lines, and fuel delivery.
Exhaust System:
Exhaust pipes, mufflers, and mounting.
Bodywork:
Fenders, fuel tank, seat, handlebars, controls, and basic body component removal/installation.
Maintenance:
Regular service checks, oil changes, filter replacements, lubrication points, and seasonal storage.
Troubleshooting:
Diagnostic charts and step-by-step procedures for identifying and resolving common issues across all major systems.
Repair:
Detailed instructions for disassembly, inspection, repair, and reassembly of all major motorcycle components.
Adjustment:
Carburetor tuning, ignition timing, clutch adjustment, brake adjustments, and suspension settings.
Overhaul:
Comprehensive guidance for complete engine, transmission, and carburetor rebuilds.
Depth:
Factory-level detail, suitable for experienced mechanics and dedicated DIY enthusiasts aiming for factory specifications and procedures.
Diagnostic Capabilities:
Includes specific diagnostic steps for electrical and mechanical issues, often referencing factory tools or specifications.
Format Details:
If PDF: Searchable text, high-resolution scans of original pages, printable sections.
Print Quality Description:
Original factory quality or high-quality reproduction, ensuring clarity of text, diagrams, and illustrations.
Binding Description:
If printed: Professional binding (e.g., comb binding, perfect binding) for durability and ease of use on a workbench.
Paper Type Description:
If printed: Durable, possibly coated paper to resist shop grease and wear.
Engine Type:
Air-cooled, four-stroke, V-twin OHV (Shovelhead engine)
Displacement:
80 cubic inches (approx. 1310 cc)
Bore X Stroke:
3.4375 in x 4.25 in (87.3 mm x 108.0 mm) - typical for 80ci Shovelhead
Compression Ratio:
Typically 8.0:1 for 1980 models
Horsepower:
Estimated 55-60 HP (actual figures vary and were not always officially published in detail for this era)
Torque:
Estimated 65-70 lb-ft (approx. 88-95 Nm) at 3000 RPM
Carburetor:
Keihin butterfly type (e.g., Keihin butterfly or CV carburetor, model dependent on specific FXS variant)
Fuel Type:
Unleaded gasoline, 87 octane minimum (recommendation based on era)
Ignition Type:
Contact breaker points and coil ignition system
Oil Type:
Harley-Davidson recommends specific V-Twin motorcycle oil; SAE 20W50 is a common recommendation for Shovelheads. Refer to manual for exact specification.
Oil Capacity:
Approx. 3 quarts (2.8 liters) with filter change. Refer to manual for exact capacity.
Wheelbase:
Approx. 62.0 inches (1575 mm)
Length:
Approx. 89.0 inches (2260 mm)
Seat Height:
Approx. 29.0 inches (737 mm)
Dry Weight:
Approx. 575 lbs (261 kg)
Gross Vehicle Weight Rating:
Refer to VIN plate; typically around 900-950 lbs (408-431 kg)
Fuel Tank Capacity:
Approx. 3.5 gallons (13.2 liters)
Crash Test Ratings:
N/A for motorcycles of this era; safety features are mechanical and rider-dependent.
Braking System:
Front: Disc brake with hydraulic actuation. Rear: Drum brake with mechanical actuation.
Lighting:
Headlight, taillight, brake light, turn signals.
Oil Change Interval:
Every 2,000 miles (3,200 km) or 6 months, whichever comes first (typical for the era, confirm with manual).
Primary Chain Tension Adjustment:
Check and adjust as needed, typically every 5,000 miles (8,000 km).
Spark Plug Replacement:
Refer to manual; typically 10,000-15,000 miles (16,000-24,000 km).
Engine Oil Spec:
SAE 20W50 V-Twin motorcycle oil (e.g., Harley-Davidson brand or equivalent)
Transmission Oil Spec:
Refer to manual. Could be Harley-Davidson Transmission Lubricant or a specific gear oil.
Brake Fluid Spec:
DOT 3 or DOT 4 (verify specific type and viscosity based on caliper and master cylinder).
Shovlehead Engine Quirks:
Potential for oil leaks, valve guide wear, and cam follower issues. Often requires regular attention to pushrod tube seals and crankcase seals.
Carburetor Issues:
Keihin butterfly carbs can require precise adjustment; wear on throttle shafts can lead to vacuum leaks.
Electrical Gremlins:
Wiring harnesses of this era can degrade; proper grounding and connection maintenance are crucial. Generator/regulator systems can be prone to failure.
Clutch Drag:
Can be an issue if not properly adjusted or if plates are worn/overheated.
Brand History:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and cruiser motorcycles.
Super Glide Origin:
The Super Glide line, introduced in 1971 with the FX model, aimed to combine the styling of custom choppers with more practical touring capabilities.
Fxs Designation:
The 'FXS' designation typically denoted a lower, more custom-styled version of the Super Glide, often featuring a disc front brake (FX), with the 'S' possibly referring to its 'Sport' or 'Special' variant within the Super Glide family.
Shovelhead Era:
The 1980 model falls within the 'Shovelhead' engine era (produced from 1966 to 1984), known for its distinctive rocker box shape.
1980 Context:
1980 marked a transitional period for Harley-Davidson, with efforts to modernize production and address quality concerns of the late 1970s.
