2008 Harley-Davidson Sportster Models Service Manual
Diagnostic procedures and component service for 2008 Harley-Davidson Sportster models. Publication 99484-08.
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Models Covered & Key Technical Specifications
Harley-Davidson Sportster Models 2008 Service Manual Factory-Grade Maintenance & Repair: Harley-Davidson Sportster Models 883, 1200, 1200N, and XR1200 (2008) Assembly-Guide | Motorcycle Library
- Factory Gap Specs: 0.038-0.043 in. specification for spark plug gap Benchmarks.
- Certified Assembly Gap: For proper operation, 1/4-3/8 in. deflection ensures the correct primary chain tension Range.
- Engineered Feed Speed: For optimal performance, 950-1050 RPM defines the engine idle speed Baseline.
- Verified Torque Specs: The rear brake caliper requires 20-25 ft-lbs for banjo bolt installation Requirements.
- Designated DPI Rating: 12-18 ft-lbs signifies the proper torque specification for spark plug installation Threshold.
- Integral Base Requirements: Handles clutch control clamp screws to 35-45 in-lbs Sequence.
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Harley-Davidson Sportster Models 2008 Service Manual: Harley-Davidson Factory-Grade Maintenance & Repair: Sportster Models 883, 1200, 1200N, and XR1200 (2008) Assembly-Guide
Repair-Classification: Motorcycle // Performance-Values: Factory Data // Repair-Classification: Service Manual
| Component | Parameters | Architecture |
|---|---|---|
| Primary Chain Tension | 1/4-3/8 in. | Correct tension for drive belt |
| Spark Plug Gap | 0.038-0.043 in. | Ensures proper ignition and combustion |
| Idle Speed | 950-1050 RPM | Optimal engine performance at idle speed |
| Front Brake Caliper Mounting Bolt Torque | 20-25 ft-lbs | Secures caliper for safe operation |
| Spark Plug Torque | 12-18 ft-lbs | Proper seating for spark plug installation |
| Clutch Control Clamp Screw Torque | 35-45 in-lbs | Secures handlebar controls for smooth operation |
Organized into dedicated modules for engine, chassis, and electrical systems, this manual provides thorough coverage of all Sportster maintenance procedures. It thoroughly documents engine specifications, component details, and troubleshooting guides.
Cooling system maintenance is addressed in section 1.16. Testing requirements are specified for brake systems in section 1.7. Clearance measurements are addressed for wheels in section 2.3. Special procedures are addressed for clutch control in section 2.26. Verification procedures are included for spark plug installation in section 1.17.
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