Segment:
Full-size touring motorcycle
Target Audience:
Long-distance touring riders, experienced DIY mechanics
Key Competitors Historical:
Honda Gold Wing, Indian Chief, BMW K series touring models
Touring Amenities:
Full fairing, saddlebags, tour-pak (trunk), comfortable seating for rider and passenger
Completeness:
Covers all aspects of service and repair, providing a single source of truth
User Friendliness:
Organized by system with clear diagrams and step-by-step instructions
Engine Mechanical:
Engine assembly, disassembly, inspection, repair, torque specifications, timing, valve adjustments
Fuel System:
Carburetor (CV type), fuel tank, fuel lines, fuel pump (if applicable), fuel filter, fuel delivery diagnostics
Ignition System:
Ignition module, spark plugs, ignition coils, timing procedures, troubleshooting
Electrical System:
Wiring diagrams, lighting (headlight, taillight, turn signals), battery, charging system (alternator, regulator), starter motor, fuses, relays
Transmission:
Gearbox assembly, disassembly, inspection, shifting mechanisms, clutch service, lubrication
Drivetrain:
Primary drive, final drive (belt or chain), belt tension adjustment, pulley/sprocket inspection
Braking System:
Brake caliper service, master cylinder overhaul, brake fluid replacement, bleeding procedures, rotor and pad inspection
Suspension:
Front fork service (oil change, seal replacement), rear shock absorber inspection and replacement, air suspension (if applicable)
Steering System:
Handlebar replacement, steering head bearing service, steering damper (if equipped)
Chassis Frame:
Frame inspection, torque specifications for frame components
Bodywork And Trim:
Fairing removal and installation, body panel maintenance, seat service, luggage system details
Diagnostics And Troubleshooting:
Fault code identification, diagnostic procedures for various systems, common problem solutions
Scheduled Maintenance:
Oil changes, filter replacements, spark plug replacement, chain/belt adjustments, lubrication points
Engine Repair:
Top-end overhaul, bottom-end rebuild, piston and ring replacement, camshaft service
Transmission Repair:
Gearbox disassembly, bearing replacement, seal replacement, clutch plate replacement
Brake System Repair:
Brake caliper rebuilding, master cylinder seal replacement, brake line replacement
Electrical Diagnostics:
Tracing wiring faults, diagnosing charging system issues, starter circuit troubleshooting
Suspension Overhaul:
Fork seal replacement, fork oil changes, shock absorber mounting
Bodywork Refurbishment:
Panel alignment, fairing repair, mounting hardware replacement
Diagnostic Tools:
Includes information on diagnostic procedures and potential use of specialized tools
Rebuild Procedures:
Covers complete disassembly and reassembly of major components
Troubleshooting Guides:
Detailed steps for diagnosing and resolving common and uncommon issues
Torque Specifications:
Comprehensive list of all critical torque values for fasteners
Wiring Diagrams:
Detailed, high-resolution wiring schematics for all electrical systems
Engine Type:
Air-cooled, 45-degree V-twin
Engine Family:
Twin Cam 88
Displacement:
1450cc (88 cubic inches)
Bore X Stroke:
3.75 in x 4.00 in (95.25 mm x 101.6 mm)
Valve Train:
Overhead valves (OHV), 2 valves per cylinder, pushrod actuated
Horsepower Estimated:
Approx. 65-70 HP (at crank)
Torque Estimated:
Approx. 86-90 ft-lbs (at crank)
Fuel Delivery:
Carburetor (Keihin CV type, 40mm)
Fuel Type Recommendation:
Unleaded gasoline, minimum 91 octane (RON+MON)/2
Oil Type:
Harley-Davidson Genuine SYN3 Full Synthetic Motorcycle Lubricant or equivalent SAE 20W-50
Oil Capacity With Filter:
4.0 US quarts (3.8 L)
First Service:
1000 miles (1600 km) or 3 months, whichever comes first
Subsequent Services:
Every 5000 miles (8000 km) or 6 months, whichever comes first
Engine Oil And Filter:
Every 5000 miles (8000 km) or 6 months
Transmission Oil Change:
Every 10,000 miles (16,000 km) or 12 months
Primary Chain Tensioner Inspection:
Every 10,000 miles (16,000 km)
Front Fork Oil Type:
Harley-Davidson Factory Service Manual specifies Harley-Davidson Suspension Oil or equivalent SE Performance Fork Oil (e.g., SAE 15W)
Front Fork Oil Quantity:
Refer to manual for specific fork leg quantities (typically around 8-10 oz per leg)
Primary Chain Tensioner:
Hydraulic tensioner can wear, leading to noise and potential damage; often upgraded to an automatic or manual tensioner conversion
Cam Chain Tensioners:
Early Twin Cam models can have cam chain tensioner wear; later models (post-2006) had improved tensioners
Fuel Line Connections:
Some early models experienced issues with fuel line fittings; proper maintenance is crucial
Exhaust Flange Gaskets:
Can sometimes require periodic replacement to prevent exhaust leaks