Target Audience:
Riders seeking a classic American cruiser experience, customization enthusiasts
Key Competitors Era:
Indian Chief, Kawasaki Vulcan, Yamaha V-Star, Honda Shadow
Design Iconic:
Recognizable wide front tire, chrome accents, teardrop fuel tank
Powertrain Philosophy:
Torque-rich V-twin engine, emphasis on character over outright horsepower
Manual Purpose:
Empower owners and technicians with comprehensive knowledge for maintenance and repair
Engine Mechanical:
Complete overhaul, disassembly, assembly, inspection, tuning
Fuel System:
Carburetor (CV Carb) tuning, fuel pump, fuel lines, tank service
Ignition System:
Ignition module, spark plugs, timing, troubleshooting
Exhaust System:
Muffler replacement, exhaust pipe inspection, gasket replacement
Transmission:
Clutch service, primary drive, transmission disassembly/assembly, gear oil
Drivetrain:
Belt drive, final drive belt tension, sprocket inspection
Suspension:
Front fork service (oil change, seal replacement), rear shock absorber service/replacement
Brakes:
Front and rear brake caliper service, pad replacement, fluid flush, master cylinder service
Electrical System:
Wiring diagrams, battery service, charging system (stator, regulator), lighting, starter motor
Frame And Bodywork:
Frame inspection, fender removal/installation, seat service, fuel tank removal/installation
Wheels And Tires:
Tire inspection, wheel bearing service, spoke inspection
Controls:
Handlebar, throttle, clutch control adjustments and service
Preventive Maintenance:
Scheduled maintenance checks, lubrication, fluid changes
Troubleshooting:
Diagnostic procedures for common faults and symptoms
Repair Procedures:
Step-by-step instructions for component repair and replacement
Overhaul Procedures:
Complete engine, transmission, and fork overhauls
Wiring Diagrams:
Detailed electrical schematics for all systems
Depth Level:
Comprehensive (suitable for professional mechanics and experienced DIY enthusiasts)
Diagnostic Charts:
Included for systematic fault finding
Torque Specifications:
All critical fasteners listed with precise torque values
Clearances And Tolerances:
Specifications for engine components, bearings, etc.
File Type:
Portable Document Format (PDF)
Printability:
Printable, individual pages or full document
Page Count:
Estimated 700-800 pages (typical for comprehensive H-D service manuals of this era)
Digital Features:
Bookmark functionality, search capability
Graphic Resolution:
High, suitable for viewing detailed diagrams and illustrations
Digital Binding:
N/A (digital format)
Digital Paper Type:
N/A (digital format)
Engine Family:
Harley-Davidson Evolution (Big Twin)
Engine Configuration:
45-degree V-twin, air-cooled
Displacement:
1449 cc (88 cubic inches)
Bore X Stroke:
3.50 in x 4.47 in (88.9 mm x 113.5 mm)
Valve Train:
Overhead valve (OHV), 2 valves per cylinder, pushrod actuated
Horsepower Estimated:
Approx. 65-70 HP @ 5200 RPM
Torque Estimated:
Approx. 70-75 lb-ft @ 3500 RPM
Fuel Delivery:
Carburetor (Harley-Davidson CV Carburetor)
Fuel Type:
Unleaded gasoline, minimum 91 octane (premium) recommended
Engine Oil Type:
Harley-Davidson 20W50 Motorcycle Oil or equivalent SAE 20W50 API SG or higher
Engine Oil Capacity:
3.0 US quarts (2.8 liters) with filter change
Primary Chain Case Oil Type:
Harley-Davidson Formula + Transmission & Primary Chaincase Lubricant or equivalent
Primary Chain Case Oil Capacity:
2.7 US quarts (2.6 liters)
Transmission Type:
5-speed constant mesh, manual
Gear Ratios Approx:
1st: 9.203, 2nd: 6.475, 3rd: 4.753, 4th: 3.771, 5th: 3.154
Transmission Oil Type:
Harley-Davidson Formula + Transmission & Primary Chaincase Lubricant or equivalent
Transmission Oil Capacity:
N/A (Integral with primary chaincase)
Crash Safety Ratings:
N/A (Motorcycle safety is assessed differently than automobiles)
Braking System:
Dual hydraulic disc brakes (front), Single hydraulic disc brake (rear)
Anti Lock Braking System ABS:
Not standard on this model year
Lighting:
Halogen headlamp, LED tail lamp, amber incandescent turn signals
Chassis Design:
Steel frame, designed for stability and rider comfort
First Service:
1000 miles (1600 km) or 6 months
Subsequent Services:
Every 5000 miles (8000 km) or 12 months thereafter
Engine Oil Change:
Every 2500 miles (4000 km) or 6 months (recommended for optimal performance)
Primary Chain Case Oil Change:
Every 10000 miles (16000 km) or 24 months
Spark Plug Replacement:
Every 10000 miles (16000 km)
Belt Tension Check:
Every 2500 miles (4000 km)
Fork Oil Type:
Harley-Davidson Type E or Formulated 5wt fork oil (check manual for specific type)
Fork Oil Quantity:
Approx. 245 ml (8.3 oz) per fork leg (check manual for exact amount)
Cam Chain Tensioner Wear:
Hydraulic tensioners can wear over time, potentially leading to noise or engine damage. Consider upgrading to the later design.
Carburetor Tuning:
CV carb can sometimes be finicky and require periodic adjustment for optimal performance.
Rear Shock ABSorbers:
Original shocks may degrade over time, affecting ride quality. Replacement with performance shocks is common.
Electrical Connections:
Corrosion can occur at various electrical connectors, especially in humid climates, leading to intermittent issues. Regular inspection and dielectric grease application are advised.
Regulator Rectifier:
Early models could have issues with the regulator/rectifier, affecting charging system performance. Check for overheating.
Harley Davidson Founding:
1903
Harley Davidson Legacy:
Iconic American motorcycle manufacturer known for V-twin engines and cruiser styling
Fat Boy Introduction:
1990
Fat Boy Design Inspiration:
Inspired by WWII-era custom motorcycles and the 'Liberator' bomber
Softail Platform Introduction:
1983 (with hidden rear suspension)
Production Location:
Milwaukee, Wisconsin, USA
Production Period Flstf:
1990-2017 (original Fat Boy designation), continued evolution