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Harley-davidson

Harley-Davidson Duo Glide 1959 Factory Service Repair Manual

Harley-Davidson Duo Glide 1959 Factory Service Repair Manual

$16.99
$16.99
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๋ฐฐ์†ก๋ฃŒ๋Š” ๊ฒฐ์ œ ์‹œ ๊ณ„์‚ฐ๋ฉ๋‹ˆ๋‹ค.
Vehicle data plateRef 557938
Brand
Harley-davidson
Vehicle
Motorcycle
Models covered
Duo Glide, FL Models, Harley Davidson, Motorcycles
Years
1959
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

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๐Ÿท๏ธ Basic Information
Identification
Make:
Harley-Davidson
Model:
Duo Glide
Year:
1959
Product Type:
Factory Service Repair Manual
๐Ÿ‘‹ Introduction
Market Position
Positioning:
The 1959 Duo Glide represents a pivotal era for Harley-Davidson, solidifying its reputation for robust, reliable, and iconic American motorcycles. This manual targets owners and mechanics dedicated to preserving or restoring these classic machines.
Competitive Analysis
Competition:
In 1959, Harley-Davidson's primary competitors were Indian Motorcycles (though declining), and increasingly, European marques like Triumph, BSA, and Norton. The Duo Glide, with its Panhead engine and distinctive styling, offered a unique American V-twin experience.
Key Features
Distinctive Features:
The Duo Glide (FL models) was characterized by its hydraulic front fork (Hydra-Glide) and rear suspension, offering a significant comfort improvement over earlier rigid or sprung-rear designs. The 1959 model year is particularly notable for its Panhead engine evolution.
๐Ÿ“‹ Manual Details
Coverage Areas
Primary Coverage:
Repair, maintenance, adjustments, troubleshooting, disassembly, assembly, installation, and checking of all components.
Intended Audience:
Mechanics and DIY enthusiasts.
Page Count
Estimated Page Count:
Detailed page count not provided in source, but typically service manuals of this era are comprehensive (e.g., 300-500+ pages).
Manual Type
Type:
Factory Service Manual / Repair Manual
Language
Language:
English
Format
Format:
Likely printed book format, potentially available digitally (PDF) by resellers.
๐Ÿ“– Manual Coverage
Systems Covered
Engine:
Complete engine disassembly, assembly, tuning, and repair procedures for the Panhead engine.
Transmission:
Service and repair of the 4-speed constant mesh transmission.
Electrical System:
Wiring diagrams, ignition system troubleshooting, lighting, charging system (generator), and battery.
Fuel System:
Carburetor (e.g., Linkert) service, fuel tank, and fuel lines.
Suspension:
Front fork (hydra-glide) and rear suspension (swingarm) maintenance and repair.
Brakes:
Drum brake system maintenance, adjustment, and repair.
Chassis Frame:
Frame inspection, repair, and alignment.
Bodywork Fenders:
Installation, removal, and adjustment of body panels, fenders, and tank.
Wheels Tires:
Wheel bearing service, spoke tensioning, and tire mounting/removal.
Procedures Included
Maintenance:
Regularly scheduled maintenance tasks, lubrication, and fluid changes.
Troubleshooting:
Systematic diagnosis of common problems and their solutions.
Repair:
Detailed step-by-step instructions for repairing or replacing individual components.
Disassembly Assembly:
Complete guides for taking apart and putting back together major assemblies.
Installation:
Procedures for installing new parts or accessories.
Specifications Checks:
Verification of clearances, torques, and operational parameters.
Technical Depth
Depth:
Comprehensive, covering everything from basic adjustments to full engine and transmission rebuilds.
๐Ÿ“Š Manual Specifications
File Format
Format Details:
If digital, typically a PDF with searchable text and clear image reproduction. If printed, high-quality paper stock.
Print Quality
Quality:
Expect clear diagrams, legible text, and durable binding for printed versions. Digital versions should offer high resolution.
Binding Type
Binding:
Likely saddle-stitched or perfect bound for printed manuals, designed for lay-flat use in a workshop environment.
Paper Type
Paper:
Durable paper stock resistant to workshop grease and oil, often with a matte finish to reduce glare.
โš™๏ธ Engine Specifications
Primary Engine
Engine Type:
OHV V-twin, air-cooled 'Panhead'
Displacement:
73.74 cubic inches (1208 cc)
Bore X Stroke:
3.4375 in. x 4.000 in. (87.31 mm x 101.6 mm)
Compression Ratio:
Approximately 7.0:1
Performance
Horsepower:
Estimated 50-55 hp at 5,000 rpm (actual figures varied)
Torque:
Not typically stated in early manuals, but significant low-end torque characteristic of Harley V-twins.
Fuel System
Carburetor:
Linkert M-series carburetor (e.g., M74B)
Fuel Type:
Leaded gasoline, Octane rating typically 86-90 RON (research needed for specific recommendation)
Ignition System
Ignition Type:
Battery and Coil ignition with breaker points and condenser.
Lubrication System
Oil System:
Total loss lubrication system (oil is injected into the crankcase and expelled).
๐Ÿ”ง Transmission
Standard
Type:
4-speed, constant mesh, foot-shift, hand-clutch operation (later models offered foot-clutch/hand-shift options as well).
Optional
Options:
While foot-shift was standard for 1959, some earlier variations and custom builds might exist.
Features
Clutch Type:
Dry, multi-plate clutch operated by handlebar lever.
Final Drive:
Chain drive, enclosed primary drive and rear chain.
๐Ÿ“ Dimensions
Exterior
Wheelbase:
Approximately 60.75 inches (1543 mm)
Length:
Approximately 86 inches (2184 mm)
Weights
Dry Weight:
Approximately 560-590 lbs (254-268 kg), depending on specific trim and accessories.
Fuel Capacity:
Approximately 4.0 US gallons (15.1 liters)
๐Ÿ›ก๏ธ Safety Features
Ratings
Safety Standards:
Motorcycles of this era were not subject to formal crash testing or safety rating systems as they are today. Safety features were mechanical and driver-controlled.
Active Features
Braking System:
Drum brakes front and rear. Effective for the era but require consistent maintenance.
Lighting:
Headlight, taillight, brake light, and turn signals (where equipped).
Passive Features
Frame Design:
Robust steel frame providing a solid platform.
๐Ÿ’ก Technology Features
Infotainment
Features:
No electronic infotainment systems. Technology is purely mechanical and focused on rider control and operation.
Driver Assistance
Features:
No electronic driver assistance features. Riding safety relies on rider skill and proper vehicle maintenance.
Connectivity
Features:
No external connectivity features.
๐Ÿ”ง Maintenance
Service Intervals
Oil Change Interval:
Typically every 1,000-1,500 miles (1600-2400 km), but the manual will provide exact specifications. Note the 'total loss' system.
Primary Chain Adjust:
Check and adjust primary chain tension as per manual's recommendations (e.g., every 2,000 miles).
Tune Up:
Includes spark plug replacement, ignition timing adjustment, and carburetor tuning, typically every 3,000-5,000 miles.
Fluid Specifications
Engine Oil Type:
Motorcycle-specific oils with high zinc (ZDDP) content are recommended for flat-tappet engines. Viscosity typically SAE 50 or SAE 20W-50, depending on climate. Consult manual for exact type and capacity (approx. 4 pints/2 liters).
Transmission Oil Type:
Gear oil, typically SAE 80 or 90W. Capacity around 1 pint (0.5 liters).
Primary Chain Case Oil:
Shared engine oil, check level as per manual. Capacity is part of the engine oil system.
Fork Oil Type:
Specific fork oil viscosity, consult manual (often SAE 10W or similar).
Known Issues
Panhead Leaks:
Panhead engines are prone to oil leaks from various seals and gaskets due to age and design.
Carburetor Issues:
Linkert carburetors can require frequent adjustment and rebuilding due to wear and fuel degradation.
Ignition Timing:
Breaker points require periodic cleaning, gapping, and timing adjustments for optimal performance.
Brake Performance:
Drum brakes are less powerful than modern disc brakes and require diligent adjustment and maintenance.
๐Ÿ“š Vehicle History
Brand Heritage
Harley Davidson Legacy:
Founded in 1903, Harley-Davidson is an iconic American motorcycle manufacturer renowned for its V-twin engines, distinctive styling, and robust build quality. The brand has a deep-rooted history in performance, law enforcement, and popular culture.
Model Evolution
Duo Glide Lineage:
The Duo Glide followed the Hydra-Glide, introduced in 1949. The 'Duo Glide' designation specifically refers to models with both front and rear suspension. The 1959 model is part of the 'Panhead' era (1948-1965) and a precursor to the Electra Glide.
Production
Production Years:
The Duo Glide designation was used from approximately 1958 to 1964, preceding the Electra Glide.
Manufacturing Location:
Milwaukee, Wisconsin, USA
๐Ÿ† Awards & Recognition
Recognitions
Historical Recognition:
While specific awards for the 1959 Duo Glide are not typically documented as modern awards, it was a highly respected and desirable motorcycle in its era, representing the pinnacle of Harley-Davidson's touring capabilities.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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