Target Audience:
Harley-Davidson owners, independent repair shops, and motorcycle technicians performing maintenance and repairs on the 2004 FXSTD Softail Deuce.
Value Proposition:
Provides comprehensive, factory-level repair information in a convenient digital format, saving owners and shops significant costs compared to dealership service.
Digital Access:
Instant download availability of the repair manual in PDF format for immediate use.
Detail Level:
Covers everything from basic fluid changes to complete engine and transmission overhauls, offering in-depth technical guidance.
Engine Mechanical:
Complete overhaul and maintenance of the Twin Cam 88B engine, including disassembly, inspection, reassembly, timing, and component specifications.
Fuel System:
Carburetor (CV type) diagnosis and repair, fuel pump operation, fuel tank and lines, fuel filter replacement.
Ignition System:
Spark plug specifications, ignition coil testing, ignition module diagnosis, timing procedures.
Transmission:
5-speed gearbox servicing, clutch operation and adjustment, primary drive chain inspection and adjustment, oil changes.
Brakes:
Front and rear brake caliper servicing, master cylinder overhaul, brake pad replacement, brake fluid flush and bleeding procedures, hydraulic system troubleshooting.
Suspension:
Front fork (including oil change and seal replacement), rear shock absorber removal and installation, linkage inspection.
Electrical System:
Wiring diagrams, battery maintenance, charging system (stator, regulator/rectifier), lighting system (headlight, taillight, turn signals), starter system, fuses and relays.
Chassis And Frame:
Frame inspection, swingarm service, wheel bearing replacement, steering head bearing adjustment.
Bodywork And Trim:
Fender removal and installation, fuel tank mounting and removal, seat servicing, chrome component care.
Routine Maintenance:
Oil changes, filter replacements, air filter cleaning/replacement, spark plug replacement, chain lubrication and adjustment, brake system checks.
Troubleshooting:
Diagnostic charts for common starting, running, and electrical issues, symptom-based problem solving.
Repair And Overhaul:
Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation for all major systems.
Specifications And Data:
Torque specifications for all fasteners, electrical system specifications, fluid capacities, tolerances, and wear limits.
Diagnostic Capability:
Advanced diagnostics for engine performance issues, electrical system faults, and component failures, including guidance on using specialized tools.
Rebuild Instructions:
Comprehensive instructions for complete engine and transmission rebuilds, including component balancing and critical measurements.
Customization Guidance:
While not a customization guide, it provides the foundational knowledge for understanding stock systems when making modifications.
Engine Type:
Harley-Davidson Twin Cam 88B V-Twin
Displacement:
1450cc (88 cubic inches)
Bore X Stroke:
3.75 in x 4.00 in (95.25 mm x 101.6 mm)
Cooling System:
Air-cooled
Horsepower Est:
Approx. 65-70 HP (at crank, varies by source and tuning)
Torque Est:
Approx. 75-80 lb-ft (at crank, varies by source and tuning)
Fuel Delivery:
Carbureted (Harley-Davidson CV Carburetor, 40mm)
Fuel Type:
Unleaded gasoline, minimum 87 octane
Oil Capacity:
3.0 US quarts (2.8 liters) with filter change
Oil Type Spec:
Harley-Davidson Genuine Formula Plus or equivalent SAE 20W-50 motorcycle oil.
Transmission Type:
5-speed constant mesh, helical gears
Primary Drive:
Duplex chain, 34/46 ratio (0.739:1)
Final Drive:
Belt drive, 32/66 ratio (0.485:1)
Clutch Type:
Wet, multi-plate, diaphragm spring
Transmission Oil Capacity:
2.7 US quarts (2.55 liters)
Transmission Oil Type Spec:
Harley-Davidson Genuine Formula Plus or equivalent SAE 75W-90 hypoid gear oil.
First Service:
1000 miles (1600 km) or 6 months
Subsequent Oil Change:
Every 5000 miles (8000 km) or 12 months
Primary Chain Adjustment:
Every 5000 miles (8000 km)
Spark Plug Replacement:
Every 10000 miles (16000 km)
Brake Fluid Flush:
Every 2 years
Engine Oil Grade:
SAE 20W-50
Transmission Oil Grade:
SAE 75W-90
Cam Chain Tensioner Wear:
Early Twin Cam models (pre-2007) are known for hydraulic cam chain tensioner shoe wear, which can lead to engine noise and potential failure. This manual will detail inspection and replacement procedures.
Carburetor Tuning:
CV carburetor may require periodic adjustment for optimal performance and idle stability.
Harley Davidson Legacy:
Founded in 1903, Harley-Davidson is an iconic American motorcycle manufacturer renowned for its V-twin engines and distinctive styling.
Softail Platform:
The Softail platform, introduced in 1984, features hidden rear suspension to mimic the appearance of a hardtail frame, offering a classic look with modern comfort.
Fxstd Deuce Introduction:
The FXSTD Softail Deuce was introduced in 2000, distinguished by its longer wheelbase, custom styling, 21-inch front wheel, and chrome accents.
Production Period:
2000-2007
Manufacturing Location:
United States
