🏷️ Basic Information Identification Make: Yamaha Model: YFM350 Bruin Generation Covered Years: 2004-2008 Codes Chassis Codes: YFM400: KODIAK 4X4; YFM350: BRUIN 4X2 👋 Introduction Market Position Category: All-terrain vehicles (ATVs) Target Audience: Yamaha ATV owners, DIY mechanics, service technicians Competitive Analysis Competitors: Honda (FourTrax, Rancher), Suzuki (KingQuad), Polaris (Sportsman), Kawasaki (Bayou, Brute Force) Key Features Manual Benefit 1: Provides OEM-level accuracy for repairs and maintenance. Manual Benefit 2: Enables owners to perform complex repairs, saving on service costs. Manual Benefit 3: Digital format offers convenient access and prevents damage to physical manuals. Manual Benefit 4: Lifetime protection policy for lost or damaged downloads. 📋 Manual Details Coverage Areas Models Covered: 2004-2008 Yamaha YFM350 Bruin 4x2 ATV, 2004-2008 Yamaha YFM400 Kodiak 4x4 ATV Page Count Estimated Page Count: Typically 300-500+ pages per model (specific count not provided, but typical for OEM service manuals) Manual Type Type: OEM Factory Service/Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine: Detailed engine overhaul, specifications, tuning, lubrication, cooling system Transmission: Clutch, gearbox, drive chain, sprockets, lubrication, maintenance Fuel System: Carburetor service, fuel pump, fuel lines, filters, specifications Electrical System: Ignition, starting system, charging system, lighting, wiring diagrams, troubleshooting Suspension: Front and rear shocks, forks, linkages, maintenance, adjustments Steering System: Handlebars, steering stem, tie rods, adjustments, troubleshooting Brakes: Hydraulic brake systems, caliper service, master cylinder, fluid specifications, bleeding procedures Bodywork Chassis: Frame, body panels, plastics, seat, fenders, removal, installation Exhaust Intake: Muffler, exhaust pipe, air filter, intake system maintenance Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, chain adjustment, lubrication points Engine Overhaul: Piston, cylinder, valve train, crankshaft, seals, gaskets, complete rebuild procedures Transmission Repair: Gearbox disassembly, reassembly, clutch inspection and replacement Electrical Troubleshooting: Diagnostic procedures, component testing, wiring harness repair, battery service Suspension Repair: Shock absorber servicing, fork seal replacement, general suspension component repair Brake System Service: Brake pad replacement, caliper servicing, bleeding, fluid replacement Carburetor Tuning: Adjustment, cleaning, rebuilding, jetting specifications Troubleshooting Guides: Systematic approaches to diagnose and resolve common and complex issues Technical Depth Depth: Comprehensive factory-level repair and maintenance information Detail Level: Step-by-step instructions, detailed diagrams, torque specifications, special tool requirements 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable text within the PDF for easy information retrieval Print Quality Quality: High-resolution digital reproduction of original factory manual content Binding Type Binding: Not applicable (downloadable PDF) Paper Type Paper Type: Not applicable (downloadable PDF) Usability Usability Features: Printable pages, accessible on multiple devices (smartphones, tablets, computers) ⚙️ Engine Specifications Primary Engine Yfm400 Engine Type: 4-stroke, SOHC, 4-valve Displacement: 348cc (for YFM400 Kodiak, often referred to as 400cc class) Primary Engine Yfm350 Engine Type: 4-stroke, SOHC, 4-valve Displacement: 348cc (for YFM350 Bruin, shares engine with YFM400 in this generation) Performance Bore X Stroke Yfm400 Yfm350: 83.0 mm x 64.5 mm Compression Ratio Yfm400 Yfm350: 9.2:1 Horsepower Estimate Yfm400 Yfm350: Approximately 20-23 HP (specific figures vary by year and tuning, but indicative) Torque Estimate Yfm400 Yfm350: Typically around 20-22 lb-ft Fuel System Carburetor Yfm400 Yfm350: Mikuni BSR33/BD-1 (Single Carburetor) Fuel Type: Unleaded gasoline (87 octane or higher recommended) Fuel Tank Capacity Yfm400 Yfm350: Approximately 3.8 US gal (14.5 L) Lubrication Oil Type Yfm400 Yfm350: Yamalube 4G 10W-40 (or equivalent API SG or higher, SAE 10W-40) Oil Capacity Yfm400 Yfm350: Approximately 2.04 US qt (1.9 L) with filter change Cooling System Type: Liquid-cooled Coolant Type: Yamaha-specific coolant (or equivalent 50/50 mix of ethylene glycol and de-ionized water) 🔧 Transmission Standard Type: Automatic (Yamaha Ultramatic® Transmission) Drive System Yfm400: On-Command® 4WD, shaft drive Drive System Yfm350: 2WD, shaft drive Features Gear Selection: High/Low range, Neutral, Reverse Clutch Type: Wet, multi-disc automatic centrifugal clutch Fluid Specifications Transmission Fluid Type: Yamalube 4G 10W-40 or equivalent API SG or higher, SAE 10W-40 📐 Dimensions Exterior Yfm400 Length: Approx. 77.4 inches (1965 mm) Width: Approx. 43.7 inches (1109 mm) Height: Approx. 45.1 inches (1145 mm) Exterior Yfm350 Length: Approx. 76.2 inches (1935 mm) Width: Approx. 41.3 inches (1049 mm) Height: Approx. 44.5 inches (1130 mm) Weights Yfm400 Dry Weight: Approx. 556 lbs (252 kg) Ground Clearance: Approx. 10.2 inches (260 mm) Weights Yfm350 Dry Weight: Approx. 503 lbs (228 kg) Ground Clearance: Approx. 8.7 inches (220 mm) Cargo Front Rack Capacity Yfm400: Approx. 121 lbs (55 kg) Rear Rack Capacity Yfm400: Approx. 264 lbs (120 kg) Front Rack Capacity Yfm350: Approx. 88 lbs (40 kg) Rear Rack Capacity Yfm350: Approx. 176 lbs (80 kg) Towing Towing Capacity Yfm400: Approx. 1,124 lbs (510 kg) Towing Capacity Yfm350: Approx. 794 lbs (360 kg) Wheels Tires Front Tire Size Yfm400: AT25x8-12 Rear Tire Size Yfm400: AT25x10-12 Front Tire Size Yfm350: AT25x8-12 Rear Tire Size Yfm350: AT25x10-12 🛡️ Safety Features Ratings Atv Safety Standards: Adheres to ANSI/SVIA 1-2006 and B71.1-2003 requirements for ATVs. Active Features Drive System Yfm400: On-Command® 4WD with automatic engagement for...