This manual covers the YFM350X Bruin Wolverine 350 and YFM400FA Kodiak models for the years 2003 through 2009. These ATVs are known for their robust engineering, reliability, and capability in various off-road conditions, reflecting a long-standing legacy in the powersports industry. The Bruin and Kodiak series are designed for both utility and recreational purposes, offering dependable performance for a wide range of applications. This comprehensive workshop service repair manual provides detailed instructions and specifications essential for the maintenance, diagnosis, and repair of your ATV. It covers all major systems, including engine, transmission, drivetrain, suspension, braking, and electrical systems, offering step-by-step procedures for routine maintenance, component overhauls, and troubleshooting. This resource is invaluable for owners, DIY mechanics, and professional technicians seeking to ensure their vehicles operate at peak performance and longevity. 🏷️ Basic Information Identification Make: Yamaha Model: YFM350X Bruin Wolverine 350 & YFM400FA Kodiak Model Years Covered: 2003, 2004, 2005, 2006, 2007, 2008, 2009 Codes Product Identifier: YFM350X_YFM400FA_2003_2009_Workshop_Manual 👋 Introduction Market Position Target Audience: Owners, DIY mechanics, and professional service technicians working on Yamaha YFM350X Bruin Wolverine 350 and YFM400FA Kodiak ATVs. Value Proposition: Provides essential information for maintaining, diagnosing, and repairing these specific Yamaha ATV models, enabling cost savings and ensuring proper operation. Competitive Analysis Competitors: Other service manuals or repair guides for the same model years and platforms. Key Features Comprehensiveness: Covers all aspects of vehicle repair and maintenance for the specified model years. Practicality: Digital format allows for easy access, searching, and printing of relevant sections. 📋 Manual Details Coverage Areas Manual Type: Complete Workshop Service Repair Manual Language: English Format: PDF Download Page Count Estimated Page Count: N/A (Downloadable Digital Format) 📖 Manual Coverage Systems Covered Engine Systems: Engine assembly, disassembly, inspection, repair, tuning, oil, cooling, lubrication, carburetor, fuel injection (if applicable), ignition, exhaust. Transmission Systems: Clutch operation, gear shifting mechanisms, transmission disassembly and reassembly, lubrication, internal components. Drivetrain Systems: Drive shafts, differentials, CV joints, hubs, wheel bearings, final drive maintenance. Suspension Systems: Front and rear suspension components, shock absorbers, A-arms, bushings, springs, adjustment, repair. Braking Systems: Hydraulic brake system, master cylinder, brake lines, calipers, brake pads, brake discs, bleeding, adjustment. Electrical Systems: Battery, charging system (stator, regulator/rectifier), starter motor, ignition system, lighting, wiring diagrams, fuses, relays. Fuel Systems: Fuel tank, fuel lines, fuel pump, carburetor overhaul (for applicable models), fuel filter replacement. Frame And Body: Chassis components, body panels, plastics, seat, handlebars, fenders, mounting hardware. Procedures Included Maintenance Procedures: Routine maintenance checks, oil changes, filter replacements, spark plug servicing, chain adjustment, lubrication points. Troubleshooting Guides: Diagnostic procedures for common performance issues, electrical faults, starting problems, and mechanical failures. Repair Procedures: Detailed step-by-step instructions for component removal, installation, and repair for all major systems. Overhaul Procedures: Complete rebuild procedures for engines, transmissions, and other complex mechanical assemblies. Technical Specifications: Torque specifications, clearances, fluid capacities, electrical values, engine timing, maintenance intervals. Technical Depth Depth Of Coverage: Comprehensive from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostics and troubleshooting. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text within the PDF. Print Quality Graphic Quality: High-resolution diagrams and illustrations, suitable for printing. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Yfm350X Bruin Wolverine Engine Type: Air-cooled, 4-stroke, SOHC, 2-valve Yfm350X Bruin Wolverine Displacement: 348cc Yfm400Fa Kodiak Engine Type: Air-cooled, 4-stroke, SOHC, 2-valve Yfm400Fa Kodiak Displacement: 398cc Performance Bore X Stroke Yfm350X: 83.0 mm x 64.5 mm Bore X Stroke Yfm400Fa: 92.0 mm x 73.6 mm Compression Ratio Yfm350X: 9.2:1 Compression Ratio Yfm400Fa: 8.8:1 Fuel System Carburetor Yfm350X: Mikuni BSR33/1 (single carburetor) Carburetor Yfm400Fa: Mikuni BSR38/1 (single carburetor) Fuel Type: Unleaded gasoline, minimum 87 octane Engine Oil Oil Type: Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher Oil Capacity W Filter Change Yfm350X: Approx. 2.0 L (2.1 US qt) Oil Capacity W Filter Change Yfm400Fa: Approx. 2.2 L (2.3 US qt) 🔧 Transmission Standard Transmission Type: Constant mesh, 5-speed forward, 1 reverse with automatic clutch Clutch Type: Wet, multiple-disc, automatic centrifugal clutch Final Drive: Shaft drive, enclosed lubricated chain Features Gear Shifting Mechanism: Foot-operated, 1-N-2-3-4-5 Fluid Specifications Transmission Oil Type: Yamalube Gear Oil 80W API GL-4 or equivalent Fluid Capacities Transmission Oil Capacity Yfm350X: Approx. 0.8 L (0.85 US qt) Transmission Oil Capacity Yfm400Fa: Approx. 0.8 L (0.85 US qt) 📐 Dimensions Exterior Overall Length Yfm350X: Approx. 1845 mm (72.6 in) Overall Width Yfm350X: Approx. 1110 mm (43.7 in) Overall Height Yfm350X: Approx. 1080 mm (42.5 in) Wheelbase Yfm350X: Approx. 1205 mm (47.4 in) Ground Clearance Yfm350X: Approx. 230 mm (9.1 in) Weights Dry Weight Yfm350X: Approx. 228 kg (503 lbs) Fuel Capacity: Approx. 10 L (2.6 US gal) 🛡️ Safety Features Ratings Safety Standards: Designed to meet relevant industry safety standards for ATVs. Manual will detail specific safety precautions. Active...