🏷️ Basic Information Identification Make: Yamaha Model: Bruin 350 Model Variant: 400 Model Years Covered: 2004, 2005, 2006 Codes Chassis Codes: YFM350X (general for 350 series, specific variations may exist) Engine Codes: Likely based on Yamaha's 348cc SOHC engine family 👋 Introduction Market Position Product Type: Essential DIY and professional repair resource Target Audience: Yamaha Bruin 350/400 owners, ATV mechanics, repair shops Competitive Analysis Value Proposition: Cost savings on repairs, empowers users to maintain their vehicle, professional-grade information Key Features Delivery: Instant Download Instruction Style: Step-by-step instructions with detailed diagrams Completeness: Covers the entire vehicle, 'The ONLY Service Repair Workshop Manual You Will Ever Need' 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair for Yamaha Bruin 350 400 ATVs Secondary Coverage: Maintenance, troubleshooting, technical specifications, diagnostics Page Count Estimated Page Count: Likely 400-600+ pages (typical for comprehensive workshop manuals) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine: Internal engine components, cylinder head, piston, crankshaft, camshaft, timing, lubrication, cooling Gearbox Clutch: Clutch operation and adjustment, transmission gears, shift mechanisms, final drive Cooling System: Radiator, fan, coolant flow, water pump, thermostat Fuel System: Carburetor (likely Mikuni BSR series), fuel pump, fuel lines, fuel tank, petcock Braking System: Front and rear hydraulic disc brakes, master cylinders, calipers, brake lines, parking brake Suspension: Front independent suspension (double A-arm), rear swingarm suspension, shock absorbers, springs, bushings Electrical System: Battery, starter motor, alternator, ignition system, lighting, CDI unit, switches, fuses Body Fixtures: Frame, fenders, plastics, seat, handlebars, racks, lighting covers Exhaust System: Exhaust pipe, muffler, heat shields Wheels Tires: Wheel bearing maintenance, tire pressure, rim specifications Wiring Diagrams: Detailed electrical schematics for all systems Procedures Included Maintenance: Routine checks, lubrication points, filter replacements, fluid changes, valve adjustments Repair: Step-by-step disassembly, repair, and reassembly for all major components Troubleshooting: Diagnostic flowcharts, common problem identification and solutions Technical Information: Torque specifications, clearances, timing settings, electrical values Technical Depth Depth: Comprehensive, covering both basic maintenance and advanced mechanical/electrical repairs 📊 Manual Specifications File Format Format: PDF Compatibility: PC & MAC Compatible Print Quality Printability: Printable by page or section Image Quality: High-resolution diagrams and exploded views Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, SOHC Displacement: 348cc (for the 350 model, the '400' in the product name may refer to a specific variant or trim designation rather than a 400cc engine) Bore X Stroke: Refer to manual for exact specifications (typical for this era might be around 83mm x 64.5mm) Compression Ratio: Refer to manual for exact specifications (likely around 9.2:1 or similar) Performance Horsepower: Refer to manual for exact specifications (typically in the 20-25 HP range for this engine) Torque: Refer to manual for exact specifications Fuel System Carburetor Type: Likely Mikuni BSR33 (single carburetor) Fuel Delivery: Fuel pump (mechanical or electric, refer to manual) Fuel Type: Unleaded gasoline (87 octane or higher recommended) Ignition Ignition System: CDI (Capacitor Discharge Ignition) Cooling Cooling Method: Air-cooled with fan-assisted oil cooler 🔧 Transmission Standard Transmission Type: Automatic (Continuously Variable Transmission - CVT) with Ultramatic® system Drive System: Shaft drive (2WD or 4WD variants exist) Features Gear Selection: Forward, Neutral, Reverse Clutch Type: Automatic centrifugal clutch Fluid Specifications Cvt Fluid Type: Yamaha specified CVT fluid or equivalent (refer to manual for exact part number and specification) 📐 Dimensions Exterior Overall Length: Refer to manual for exact specifications (typically around 75-78 inches) Overall Width: Refer to manual for exact specifications (typically around 43-45 inches) Overall Height: Refer to manual for exact specifications (typically around 43-45 inches) Weights Dry Weight: Refer to manual for exact specifications (typically around 550-590 lbs) Ground Clearance: Refer to manual for exact specifications (typically around 8-10 inches) Cargo Front Rack Capacity: Refer to manual for exact specifications (typically around 66 lbs) Rear Rack Capacity: Refer to manual for exact specifications (typically around 132 lbs) 🛡️ Safety Features Ratings Atv Safety Design: Designed with rider safety in mind, but operator caution is paramount for ATVs. Active Features Braking System: Hydraulic disc brakes front and rear for reliable stopping power. Throttle Limiter: Potential for throttle limiter screws or adjustments (refer to manual for specific models/years). Passive Features Frame Construction: Robust steel frame designed for durability. Lighting: Headlights, taillight, and brake light for visibility. 💡 Technology Features Infotainment Features: Basic instrumentation: speedometer, odometer, hour meter, fuel gauge (on some models), warning lights. Driver Assistance Features: N/A (Focus on mechanical and electrical systems, not advanced driver aids). Connectivity Features: N/A (No modern connectivity features expected on this model). 🔧 Maintenance Service Intervals Oil Change: Refer to manual for specific mileage or hours (typically every 600-1200 miles or 100-200 hours for utility ATVs). Air Filter Cleaning: Recommended every 50-100 hours of operation or more frequently...