Model:
YFM350BAT Bruin Grizzly 2WD
Product Name:
2004-2010 Yamaha YFM350BAT Bruin Grizzly 2WD Service Repair Manual Download (04 05 06 07 08 09 10) PDF
Applicable Model Years:
2004, 2005, 2006, 2007, 2008, 2009, 2010
Model Codes Covered:
YFM350AS, YFM350BAT, YFM350BAV, YFM350GW, YFM350GXR, YFM350GXL, YFM350GXGR, YFM350FGYGR, YFM350FGYB, YFM350GZGR
Target Audience:
Owners of Yamaha YFM350BAT Bruin Grizzly 2WD ATVs looking for comprehensive repair and maintenance information, particularly DIY enthusiasts.
Value Proposition:
The most complete service repair manual compiled for these models, offering extensive coverage and high-quality diagrams to empower users in maintaining and repairing their ATVs.
Ease Of Access:
Instant download format saves time and shipping costs.
Engine:
Detailed engine overhaul, tuning, diagnostics, and component identification
Cooling System:
Radiator, fan, hoses, coolant types, and flow diagnostics
Carburetion:
Carburetor identification, adjustment, cleaning, rebuilding, and jetting
Drivetrain:
Clutch, transmission, gearbox, driveshafts, and differential service and repair
Chassis:
Frame, suspension (front and rear), steering, wheels, and tires
Electrical:
Wiring diagrams, ignition system, lighting, battery, starter, charging system, and accessories
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault finding techniques
General Maintenance:
Oil changes, filter replacements, chain adjustments, lubrication points
Periodic Checks Adjustments:
Valve clearances, carburetor synchronization, brake adjustments, tire pressure checks
Engine Overhaul:
Piston removal/installation, cylinder inspection, camshaft timing, head gasket replacement
Transmission Rebuild:
Gearbox disassembly, component inspection, reassembly procedures
Electrical Diagnostics:
Testing circuits, component resistance checks, wiring harness repair
Depth:
In-depth technical details, repair procedures, and troubleshooting guidance suitable for DIY enthusiasts and professional mechanics
Type:
348cc, Air-Cooled, 4-Stroke, SOHC, 2-Valve
Bore X Stroke:
83mm x 64.5mm
Carburetor:
Teikei Y24P (24mm) or Mikuni BSR26 (26mm) depending on specific model/year variant
Estimated Horsepower:
Approximately 21-23 HP (subject to specific model and tuning)
Estimated Torque:
Approximately 20-22 lb-ft (subject to specific model and tuning)
Fuel Type:
Unleaded gasoline (87 octane or higher recommended)
Cooling Method:
Air-cooled with fan assist for some models
Type:
Automatic (Torque Converter with Ultramatic transmission)
Drive Modes:
High Range (H), Low Range (L), Neutral (N), Reverse (R)
Engagement:
Shaft drive to rear differential
Transmission Fluid:
Yamaha recommends Yamalube ATV 4-stroke oil or equivalent SAE 10W-30 or 20W-40 API SG or higher. Check manual for exact viscosity based on ambient temperature.
Safety Certification:
Meets ANSI/SVIA 1-2007 standards for recreational ATVs
Braking System:
Hydraulic disc brakes front and rear
Lighting:
Dual 30W halogen headlights, 8W brake/tail light
General Warning:
Always wear a helmet and appropriate protective gear. Read and understand the owner's manual before operating.
Engine Oil Change:
Every 1,000 km (620 miles) or 6 months, whichever comes first. Initial break-in service recommended at 100 km (62 miles).
Air Filter Cleaning:
Every 500 km (310 miles) or 3 months, more frequently in dusty conditions.
Spark Plug Replacement:
Every 3,000 km (1,860 miles) or 18 months.
Valve Clearance Adjustment:
Every 3,000 km (1,860 miles) or 18 months.
Engine Oil Capacity:
Approx. 2.4 liters (2.5 US qt) with oil filter change.
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid
Coolant Type:
Yamalube Coolant or equivalent ethylene glycol-based antifreeze with corrosion inhibitors (50/50 mixture with distilled water)
Common Wear Items:
Brake pads, tires, wheel bearings, drive belts (if applicable to specific sub-models), and carburetor jets due to fuel quality.
Carburetor Clogging:
Can occur due to stale fuel or debris in the fuel system. Regular cleaning and stabilizer use recommended.
Suspension Wear:
Bushings and seals in the suspension can wear over time, especially with heavy use or off-road riding.
Manufacturer:
Yamaha Motor Corporation, a global leader in powersports vehicles, motorcycles, marine products, and more, known for innovation and reliability.
Bruin Lineage:
The Bruin series was introduced as a capable and user-friendly utility ATV, often positioned as a more accessible option compared to Yamaha's higher-end Grizzly models. The YFM350 chassis often shared components or design philosophies with early Grizzly models.
Manufacturing Location:
Primarily manufactured in Japan and/or the United States by Yamaha.
