1985-1990 Harley-Davidson FX/Softail Models Service Manual
Wiring diagrams, specifications, and repair sequences for your 1985-1990 Harley-Davidson FX/Softail motorcycle. Includes part number 99482-90 for precise component identification and service.
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Models Covered & Key Technical Specifications
Harley-Davidson FX/Softail Models 1985–1990 Service Manual FX/Softail Models (99482-90) | Factory Edition.
- Certified Volume Data: 3 quarts signifies the total engine oil capacity for optimal lubrication.
- Designated Charge Quantity: For optimal operation, 15 psi defines the minimum oil pressure at idle speed.
- Defined End Play: 0.002-0.006 in. establishes the maximum allowable end play for the crankshaft bearings.
- Key Mass Specs: 425 lbs represents the approximate dry weight of the motorcycle.
- Primary Cooling Specs: Not applicable as this is an air-cooled engine.
- Baseline Twist Specifications: 30-35 ft-lbs torque is the standard for critical fasteners on the banjo bolt.
Manual Description & Preview
Harley-Davidson FX/Softail Models (1985-1990) Service Manual: Technical Guide
Product-Line: Motorcycle // Application-Range: 1985-1990 Harley-Davidson FX/Softail Models Logic // Engine-Type: V-Twin.
| Document Overview | Assessment-Element | System-Path | Architecture |
|---|---|---|---|
| Cover | Initial Pages | Front Cover Data | |
| Introduction | Foreword | Service Manual Structure | |
| Product Details | Chassis | Overall Specifications Table | |
| Engine Specs | Engine | Technical Data Summary | |
| Drive System | Transmission | Maintenance Intervals Chart |
Featuring a modular arrangement of technical data, this manual provides comprehensive coverage for the 1985-1990 Harley-Davidson FX/Softail motorcycle series. It documents essential procedures and specifications for maintaining and servicing these iconic machines.
This manual covers general information, troubleshooting, and engine repair procedures for the Harley-Davidson V-Twin Evolution engine.
Diagnostic procedures are covered for engine running issues, including no-start conditions and excessive oil consumption.
Wiring diagrams are provided for the electrical system, assisting in diagnosing and repairing electrical faults.
Fuel system procedures are documented for carburetor adjustment and maintenance, ensuring optimal performance.
Adjustment procedures are detailed for various components, including brakes and clutch controls, to maintain proper function.
This manual includes torque specifications for critical fasteners to ensure proper corrosion joint prevention and structural integrity.
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