This manual covers the Wolverine 350, model code YFM350, from the 2000 model year. Designed as a recreational and light-duty utility crossover ATV, the Wolverine 350 is known for its compact, agile, and user-friendly design. It features a reliable 348cc air-cooled, 4-stroke SOHC engine, delivering dependable power suitable for trail riding and general recreational use. Its robust steel tube frame and automatic transmission with torque converter contribute to its reputation for durability and ease of operation, making it a capable option for various off-road activities. This Service Repair Manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of your Wolverine 350. It details procedures for engine overhaul, transmission servicing, drivetrain components, suspension, brakes, and electrical systems. Additionally, the manual includes crucial technical specifications, fluid requirements, and common issue diagnosis. This resource is an essential tool for owners, mechanics, and technicians seeking to ensure the optimal performance, longevity, and safe operation of their 2000 Wolverine 350. 🏷️ Basic Information Identification Make: Yamaha Model: Wolverine 350 Model Code: YFM350 Year: 2000 Codes Chassis Code: Likely YFM350 (specific VIN decoding required for exact chassis identifier) Engine Code: 350cc Air-Cooled 4-Stroke SOHC (Specific code varies by region/variant) 👋 Introduction Market Position Category: Sport Utility Vehicle (ATV) - Recreational/Utility Crossover Target Audience: Recreational riders, light utility work, trail riding Competitive Analysis Competitors: Honda FourTrax 300/350, Suzuki QuadRunner 300/350, Kawasaki Bayou 300/360 Key Features Design: Compact, agile, user-friendly for its time, often featuring a more approachable riding experience compared to larger utility ATVs. Engine Configuration: Air-cooled, single-cylinder, 4-stroke, SOHC engine providing reliable power for its class. 📋 Manual Details Coverage Areas Primary Coverage: Repair, Maintenance, Troubleshooting, Disassembly, Assembly, Adjustment Secondary Coverage: Installation procedures, Checks, Specifications Page Count Estimated Page Count: Likely 300-500 pages (typical for a comprehensive factory service manual of this era) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, cylinder head, piston, crankshaft, valve train, lubrication system, cooling system, carburetor, exhaust system Transmission: Clutch system (automatic), gearbox disassembly and assembly, gear shifting mechanism, lubrication Drivetrain: Shaft drive, differential, axle assembly, wheel hubs Suspension: Front independent suspension (A-arms, shocks, springs), rear swingarm, shock absorber, linkage Brakes: Front disc brakes, rear drum brake (or disc depending on specific variant), hydraulic system, brake fluid specifications Electrical: Ignition system, starter motor, charging system (stator, regulator/rectifier), lighting, battery, wiring diagrams, fuses, switches Fuel: Fuel tank, fuel lines, fuel pump (if applicable), carburetor adjustment and overhaul Body: Frame, body panels, fenders, seat, handlebars, controls, plastics Procedures Included Maintenance: Oil changes, filter replacements, chain adjustment (if applicable), spark plug inspection/replacement, air filter cleaning/replacement, general lubrication Troubleshooting: Diagnostic flowcharts, common problems and solutions, error code interpretation (if applicable) Repair: Component-level repair, component replacement, assembly and disassembly of all major systems Specifications: Torque values, clearances, fluid capacities, electrical specifications, engine tuning parameters Technical Depth Depth: Comprehensive; suitable for advanced DIY mechanics and professional technicians. Covers detailed disassembly, reassembly, and calibration. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF (dependent on scanning quality if originally scanned from print) Print Quality Image Resolution: Variable; typically good enough for clarity of diagrams and text, but original print quality dictates final PDF quality. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, Air-cooled Displacement: 348cc Bore X Stroke: Approx. 83mm x 64.5mm (verify with manual for exact spec) Compression Ratio: Approximately 9.2:1 (verify with manual) Performance Horsepower: Estimated 20-25 HP (at crankshaft, approximate) Torque: Estimated 20-24 lb-ft (at crankshaft, approximate) Fuel System Carburetor: Mikuni BS32 or similar single carburetor (specific model number in manual) Fuel Type: Unleaded gasoline, 87 octane minimum Fuel Tank Capacity: Approx. 3.4 gallons (12.9 Liters) - verify with manual 🔧 Transmission Standard Type: Automatic with torque converter, 5-speed semi-automatic (Yamaha Constant-Velocity Automatic Transmission - CVAT) Optional Optional Transmission: N/A for this model year and trim Features Drive Selection: 2WD (Rear Wheel Drive), often with a locking differential or limited-slip function depending on specific sub-model/variant. Reverse: Yes Transmission Fluid: Yamaha genuine ATV gear oil or equivalent API GL-4, SAE 80W-90 (verify with manual for exact specification and capacity) 📐 Dimensions Exterior Length: Approx. 74.6 inches (1895 mm) - verify with manual Width: Approx. 43.1 inches (1095 mm) - verify with manual Height: Approx. 43.7 inches (1110 mm) - verify with manual Weights Dry Weight: Approx. 489 lbs (222 kg) - verify with manual Ground Clearance: Approx. 8.1 inches (205 mm) - verify with manual Cargo Rack Capacity Front: Approx. 45 kg (99 lbs) - verify with manual Rack Capacity Rear: Approx. 85 kg (187 lbs) - verify with manual Dimensions Wheelbase: Approx. 49.2 inches (1250 mm) - verify with manual 🛡️ Safety Features Ratings Safety Certifications: N/A (ATVs typically have...