This workshop service repair manual covers the Yamaha XZ550, XZ550S, and XZ550C models produced between 1982 and 1985. The XZ550 was introduced as a sport-touring motorcycle, powered by a 552cc V-twin, 4-stroke engine featuring DOHC and four valves per cylinder. Known for its sophisticated engineering and shaft drive, this model offered a blend of performance and touring capability. Variants included the standard XZ550 and the sport-oriented XZ550S, often distinguished by a bikini fairing and potentially upgraded suspension. This comprehensive manual provides detailed information for all repairs, covering mechanical and electrical systems extensively. It includes procedures for engine overhaul, transmission service, clutch adjustments, fuel system maintenance, ignition timing, cooling system service, exhaust systems, frame and bodywork, suspension, brakes, and steering. Furthermore, it details routine maintenance, tune-ups, engine rebuilds, valve adjustments, troubleshooting common issues, wiring diagrams, and the use of special tools. With its clear layout, detailed illustrations, and professional quality, this manual is an essential resource for Yamaha XZ550 owners and independent motorcycle mechanics. 🏷️ Basic Information Identification Make: Yamaha Model: XZ550 Model Designation: XZ550 / XZ550S / XZ550C Model Years Covered: 1982, 1983, 1984, 1985 Codes Chassis Code Primary: XZ550 👋 Introduction Market Position Target Audience: Yamaha XZ550 owners, independent motorcycle mechanics Competitive Analysis Value Proposition: Provides expert-level repair knowledge at a fraction of dealership costs, empowering owners to perform their own maintenance and repairs. Key Features Lifetime Access: Manual never times out or expires Ease Of Use: Easy layout format, simple to navigate Delivery: Super fast download delivery, instant access after payment 📋 Manual Details Coverage Areas Overall Coverage: All models and all repairs A-Z Mechanical Coverage: Extensive Electrical Coverage: Comprehensive Page Count Estimated Page Count: N/A (Digital, printable) Manual Type Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF (Printable) 📖 Manual Coverage Systems Covered Engine: Full overhaul, repair, diagnostics Transmission: Manual transmission overhaul, repair, adjustments Clutch: Service, adjustment, replacement Fuel System: Carburetor service, fuel pump, fuel lines Ignition System: Ignition timing, spark plugs, coils Cooling System: Radiator, water pump, thermostat, coolant Exhaust System: Muffler, pipes, emissions control Electrical System: Wiring diagrams, lighting, charging system, starting system Frame And Body: Component removal/installation, inspection Suspension Front: Fork service, bearings Suspension Rear: Shock absorber service, linkage maintenance Brakes Front: Calipers, pads, discs, fluid Brakes Rear: Caliper, pads, discs, fluid Steering: Handlebar, steering head bearings Wheels And Tires: Tire replacement, wheel balancing Procedures Included Routine Maintenance: Oil changes, filter replacement, chain adjustment Tune Up: Carburetor synchronization, ignition timing adjustments Engine Rebuild: Full disassembly, inspection, assembly Valve Adjustment: Clearance checks and adjustments Troubleshooting: Diagnostic procedures for common issues Wiring Diagrams: Complete and detailed schematics Special Tools: Identification and usage of required tools Torque Specifications: All critical fastener tightening torques Technical Depth Depth: Comprehensive, suitable for DIY and professional technicians Illustrations: Tons of detailed pictures and diagrams 📊 Manual Specifications File Format Quality: Professional quality Accessibility: Printable pages, print only what you need Print Quality Reproducibility: High resolution for clear printing Binding Type Digital Binding: N/A (Digital download) Paper Type Digital Paper Type: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Configuration: V-Twin, 4-stroke Displacement: 552cc (33.7 cubic inches) Bore X Stroke: 73.0 mm x 64.5 mm (approx.) Compression Ratio: 9.5:1 (typical) Valve Train: DOHC, 4 valves per cylinder Performance Horsepower: Approximately 55-60 hp (model dependent) Torque: Approximately 48-50 Nm (model dependent) Fuel System Carburetion: Dual Mikuni BS34 carburetors Fuel Type: Unleaded gasoline Fuel Capacity: 17 Liters (approx.) 🔧 Transmission Standard Type: 6-speed manual Optional Type: N/A (Standard) Features Drive: Shaft drive Clutch Type: Wet multi-disc 📐 Dimensions Exterior Length: Approximately 2140 mm Width: Approximately 750 mm Height: Approximately 1160 mm Weights Dry Weight: Approximately 186 kg Wet Weight: Approximately 204 kg 🛡️ Safety Features Ratings Crash Test Results: N/A (Motorcycle specific safety assessments vary) Active Features Brakes: Dual front disc brakes, single rear disc brake Lighting: Halogen headlight, taillight, turn signals Passive Features Frame Construction: Steel frame for stability 💡 Technology Features Infotainment System: N/A (Analog instrumentation: speedometer, tachometer, fuel gauge, indicator lights) Driver Assistance Features: N/A Connectivity Features: N/A 🔧 Maintenance Service Intervals Engine Oil Change: Every 3,000 - 5,000 km or 6 months Air Filter Cleaning: Every 6,000 - 10,000 km Spark Plug Replacement: Every 10,000 - 15,000 km Valve Clearance Check: Every 12,000 - 20,000 km Fluid Specifications Engine Oil: Yamalube 20W-40 or equivalent (API SE, SF or SG) Brake Fluid: DOT 3 or DOT 4 Coolant: Ethylene glycol-based coolant, 50/50 mix with distilled water Final Drive Oil: Yamalube Hypoid Gear Oil 80W-90 Known Issues Carburetor Issues: Can be prone to gumming up if not used regularly, requiring cleaning and synchronization. Electrical Connections: Older wiring harnesses can develop corrosion or loose connections, impacting starting and charging systems. Clutch Cable: May require periodic adjustment or replacement due to wear. 📚 Vehicle History Brand Heritage Yamaha Motors Corporation:...