This manual covers the Wolverine 350 and 400 All-Terrain Vehicles (ATVs) produced between 2003 and 2009. Known for a legacy in producing reliable and capable ATVs, these models are designed for trail riding and utility tasks. The Wolverine series is recognized for its user-friendly operation, featuring a 5-speed manual transmission with an automatic clutch, shaft drive, and typically 2WD. These ATVs are equipped with air-cooled engines, typically 348cc or 382cc, and utilize Mikuni carburetors and CDI ignition systems. This comprehensive workshop service repair manual in English provides detailed information for the service, repair, maintenance, and troubleshooting of the Wolverine 350 and 400. It covers all major systems, including the engine, transmission, chassis, suspension, brakes, and electrical systems. Essential procedures such as routine maintenance, major repairs, diagnostic guides, and technical specifications are included, offering in-depth knowledge for owners and technicians to ensure the longevity and optimal performance of these vehicles. 🏷️ Basic Information Identification Make: Yamaha Model: Wolverine 350 / 400 Vehicle Type: All-Terrain Vehicle (ATV) Generation Production Years Covered: 2003, 2004, 2005, 2006, 2007, 2008, 2009 👋 Introduction Market Position Target User: Owners, technicians, and repair shops working on Yamaha Wolverine 350 and 400 ATVs. Competitive Analysis Value Proposition: Provides essential information for maintaining and repairing these specific Yamaha ATV models, crucial for longevity and performance. Key Features Manual Benefit: Empowers users with the knowledge to perform accurate diagnostics, repairs, and routine maintenance, saving time and money. 📋 Manual Details Coverage Areas Primary Focus: Service, Repair, Maintenance, Troubleshooting, Diagnostics Page Count Estimated Page Count: Detailed comprehensive coverage likely exceeding 500 pages (typical for complete workshop manuals). Manual Type Type: Complete Workshop Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Engine disassembly, assembly, tuning, troubleshooting, lubrication, cooling system, fuel system (carburetor, fuel pump, lines), ignition system, exhaust system. Transmission: Clutch operation, gearbox overhaul, drive shaft, differential (if applicable), maintenance, troubleshooting. Chassis And Suspension: Frame, front suspension (shocks, A-arms), rear suspension (swingarm, shocks), steering system, wheel bearings, alignment. Brakes: Hydraulic system, brake pads, rotors, calipers, lines, master cylinder, bleeding procedures, troubleshooting. Electrical System: Wiring diagrams, battery, charging system (stator, regulator/rectifier), starter motor, lighting, ignition switch, fuses, relays, troubleshooting electrical faults. Body And Trim: Fenders, plastics, seat, handlebars, controls, graphics, disassembly, reassembly. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, chain adjustment, air filter cleaning/replacement, brake adjustments, lubrication points. Major Repairs: Engine rebuilds, transmission overhauls, suspension component replacement, electrical system diagnosis and repair. Troubleshooting Guides: Step-by-step diagnostic procedures for common and uncommon issues, fault identification. Technical Specifications: Torque values, clearances, fluid capacities, electrical resistance values, engine specifications. Technical Depth Depth: Comprehensive, suitable for professional mechanics and experienced DIY enthusiasts. Covers complete disassembly and reassembly of all major components. 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable PDF allowing for easy navigation and printing of specific sections. Print Quality Printable: Yes, designed for easy printing of individual pages or entire sections. Binding Type Digital Binding: N/A (Digital Download) Paper Type Digital Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type 350: 348cc, Air-cooled, SOHC, 4-stroke, Single-cylinder Engine Type 400: 382cc, Air-cooled, SOHC, 4-stroke, Single-cylinder (Note: Some sources indicate a 382cc for '400' models, often variations of the 350 architecture). Performance Bore Stroke 350 Approx: Approx. 83.0 mm x 64.5 mm Bore Stroke 400 Approx: Approx. 84.5 mm x 70.0 mm Fuel System Carburetor Type: Mikuni Carburetor (Specific model varies by year and market, typically a VM series). Fuel Type: Unleaded gasoline Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) Cooling System Cooling Method: Air-cooled with an oil cooler (common) 🔧 Transmission Standard Transmission Type: 5-speed manual with automatic clutch (often referred to as a 'semi-automatic' or direct drive transmission) Optional Reverse Gear: Yes (standard on most models) Features Drive System: Shaft drive, 2WD (some models may have had 4WD variants, though Wolverine primarily known as 2WD). 📐 Dimensions Exterior Length Approx: Approx. 75-79 inches (varies slightly by year/model) Width Approx: Approx. 43-46 inches (varies slightly by year/model) Height Approx: Approx. 43-47 inches (varies slightly by year/model) Weights Dry Weight Approx: Approx. 450-500 lbs (varies slightly by year/model) Ground Clearance Approx: Approx. 6-7 inches 🛡️ Safety Features Ratings Atv Safety Standards: Adheres to industry safety standards for ATVs of its era. Manual will detail safe operating practices. Active Features Braking System: Hydraulic disc brakes (front and rear, typically). Passive Features Lighting: Headlights, taillight, brake light. 💡 Technology Features Infotainment Display Features: Basic instrumentation: speedometer, odometer, fuel gauge (may be basic), neutral indicator, high-beam indicator. Driver Assistance Assistance Systems: Primarily mechanical systems. No advanced electronic driver assistance features typical of modern vehicles. Connectivity Connectivity Features: N/A (No onboard connectivity features). 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 1000 km or 6 months, whichever comes first (refer to manual for...