🏷️ Basic Information Identification Make: Harley-Davidson Model: FLSTCI Heritage Softail Classic ST EFI Year: 2004 Vehicle Type: Motorcycle Codes Platform Code: Softail Engine Code: Twin Cam 1450 (96 cubic inch) 👋 Introduction Market Position Target Audience: Harley-Davidson FLSTCI Heritage Softail Classic ST EFI 2004 owners and independent mechanics Value Proposition: Cost-effective alternative to expensive dealership service, empowers DIY repairs. Competitive Analysis Format Advantage: Digital PDF format offers convenience, cost savings, and instant access compared to traditional paper manuals. Key Features Visual Aid Detail: Hundreds of photos and illustrations guiding repair procedures. Content Completeness: Complete official full factory service and repair information. Licensing: No extra fees, no expiry dates. 📋 Manual Details Coverage Areas Coverage Scope: Complete factory service and repair Specific Styles Covered: All styles Page Count Estimated Page Count: Hundreds (printable) Manual Type Type: Service Repair Manual / Workshop Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine, Fuel System, Cooling System, Engine Lubrication System Drivetrain Systems: Clutch, Drive, Transmission, Final Drive Chassis Systems: Chassis, Wheels/Tires, Brakes, Suspension, Steering, Frame Electrical Systems: Electrical System, Wiring Diagram General Coverage: General Information, Maintenance Procedures Included Repair Procedures: Step-by-step instructions for complete disassembly and reassembly Maintenance Procedures: Scheduled maintenance, routine service Diagnostic Procedures: Troubleshooting guidance Technical Depth Depth: Comprehensive factory-level detail suitable for DIY and professional mechanics 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable within PDF reader Print Quality Printability: Fully printable (individual pages or entire manual) Binding Type Binding: Digital (printable for user-defined binding) Paper Type Paper Type: N/A (Digital format) Access Compatibility: Windows, macOS, smartphones, tablets, web browsers ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, Twin Cam 88B V-Twin Displacement: 1450 cc (88 cubic inches) Bore X Stroke: 3.75 in x 4.00 in (95.25 mm x 101.6 mm) Compression Ratio: 8.8:1 Performance Horsepower: Approx. 65-70 HP (estimated, varies by dyno and tuning) Torque: Approx. 70-75 ft-lbs @ 3000-3500 RPM (estimated) Fuel System Fuel Delivery: Electronic Sequential Port Fuel Injection (ESPFI) Fuel Type: Unleaded gasoline, 91 octane or higher recommended Engine Lubrication System Oil Type Recommendation: Harley-Davidson Genuine V-Twin Motor Oil SAE 20W50 or equivalent. Oil Capacity: Approx. 3.0 US quarts (2.8 liters) with filter change. 🔧 Transmission Standard Transmission Type: 5-speed constant mesh Optional Optional Transmissions: N/A (standard for this model) Features Transmission Fluid Type: Harley-Davidson Formula + Transmission & Primary Chain Case Lubricant or equivalent. Primary Drive: Duplex chain, 34/46 ratio Final Drive: Carbon belt, 32/65 ratio 📐 Dimensions Exterior Length: Approx. 96.5 in (2451 mm) Width: Approx. 39.0 in (991 mm) Height: Approx. 54.3 in (1380 mm) (seat height varies) Weights Dry Weight: Approx. 687 lbs (311 kg) Gross Vehicle Weight Rating: Approx. 1160 lbs (526 kg) Fuel Capacity: 5.0 US gallons (18.9 L) 🛡️ Safety Features Ratings Safety Standards: Meets applicable NHTSA and EPA standards for motorcycles of its class. Active Features Braking System: Dual-action, four-piston front caliper with 292 mm disc; two-piston rear caliper with 292 mm disc. Lighting: Halogen headlight, integrated front and rear turn signals, taillight/stoplight. Passive Features Frame Construction: Steel, welded, cradle-type frame with integrated swingarm. 💡 Technology Features Infotainment Audio System: Typically optional or aftermarket; factory systems were less common on this model unless specified as an option. The manual would cover any factory-installed audio. Driver Assistance Driver Aid Features: No modern driver assistance systems (e.g., ABS, traction control) were standard on this model. ABS was an optional feature for some Harley-Davidson models of this era. Connectivity Connectivity Features: N/A (basic mechanical and electrical systems). 🔧 Maintenance Service Intervals Initial Service: First service typically recommended at 1,000 miles (1600 km) or 6 months, whichever comes first. Regular Maintenance: Subsequent services generally recommended every 5,000 miles (8,000 km) or 12 months for oil changes, lubrication, and inspections. More detailed checks at higher mileage intervals (e.g., 10,000 miles). Fluid Specifications Engine Oil: Harley-Davidson Genuine V-Twin Motor Oil SAE 20W50 Transmission Primary: Harley-Davidson Formula + Transmission & Primary Chain Case Lubricant Brake Fluid: DOT 4 brake fluid (check manual for specific requirements) Known Issues Common Wear Items: Clutch plates, brake pads, tires, fork seals, drive belt wear. Potential Electrical: Older wiring harnesses can degrade; ignition coil or stator issues can arise over time. Check for charging system performance. Engine Reliability: The Twin Cam 88 engine is generally robust, but some early models experienced issues with cam chain tensioners (hydraulic) and oil leaks. Regular maintenance is crucial. 📚 Vehicle History Brand Heritage Brand Legacy: Harley-Davidson boasts a long and storied history in motorcycle manufacturing, synonymous with American cruising culture and V-twin engines. Model Evolution Softail Lineage: The Softail platform, introduced in 1984, is designed to emulate the look of a hardtail frame with hidden rear suspension components, offering a classic rigid appearance with modern comfort. Heritage Model: The Heritage Softail Classic is characterized by its...