Model:
Wolverine 350 (YFM350)
Model Variants:
YFM350FXG, YFM350FXH, YFM350FXJ, YFM350FXK, YFM350FXL, YFM350FXM, YFM350FXN NC, YFM350FXP, YFM350FXR, YFM350FXS
Production Years Covered:
1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Vehicle Type:
All-Terrain Vehicle (ATV)
Drive Configuration:
2-Wheel Drive and 4-Wheel Drive
Chassis Code Prefix:
YFM350FX
Target Audience:
Yamaha Wolverine 350 owners, DIY mechanics, service technicians.
Value Proposition:
Provides professional-grade repair and maintenance information at a fraction of dealer costs. Instant access saves time and shipping fees.
Manual Benefit:
Enables owners to perform their own repairs, maintenance, and diagnostics, leading to significant cost savings and a deeper understanding of their vehicle.
Delivery Advantage:
Instant download eliminates shipping costs and wait times, allowing immediate access to critical repair information.
Engine Mechanical:
Complete engine tear down, rebuild, maintenance, troubleshooting. Covers cylinder, piston, conrod, crankshaft, camshaft, valves, valve clearance, lubrication, timing.
Cooling System:
Radiator, coolant, coolant change, hoses, fan (if applicable), system pressure testing.
Fuel System:
Carburetor (rebuild, adjustment, main jet, pilot jet, slow jet, mixture screw), fuel pump, fuel lines, fuel tank.
Drive Train:
Clutch, primary reduction gear, transmission, drive shaft, rear axle, wheel hubs, propeller shaft (for 4x4), differential (for 4x4), gearshift operation.
Chassis Suspension:
Frame, front forks, rear swingarm, suspension adjustments, struts, shock absorbers, steering system.
Electrical System:
Ignition system, starting system, charging system (stator, rectifier/regulator), battery, lights (headlight, taillight), switches, wiring diagrams, error codes.
Brakes:
Front and rear brake systems, brake pads, rotors, brake lines, brake fluid, bleeding procedures.
Bodywork Plastics:
Fenders, body panels, plastics, seat, handle bars.
Maintenance:
Periodic checks and adjustments, oil change schedule, fluid changes, filter replacements, spark plug replacement, valve clearance checks.
Repair Rebuild:
Complete tear down and rebuild procedures for all major components, including engine overhaul, transmission rebuild, suspension overhaul.
Troubleshooting:
Comprehensive troubleshooting guides for common problems, including no spark, starting issues, engine performance problems, electrical faults.
Diagnostics:
Diagnosis of various issues using visual inspection, component testing, and reference to specifications.
Level Of Detail:
Highly Detailed - covers everything a dealer technician would use.
Visuals:
Includes pictures, diagrams, and illustrations for clarity.
Data Inclusion:
Torque specifications, fluid capacities, tolerances, specifications for all components.
Engine Type:
Four-stroke, SOHC, air-cooled
Bore X Stroke:
Refer to manual for specific dimensions (typical ~83mm x 64.5mm)
Compression Ratio:
Refer to manual for specific ratio (typically around 9.2:1)
Horsepower Estimate:
Approx. 20-25 HP (actual may vary by model year and tuning)
Torque Estimate:
Refer to manual for specific torque figures.
Carburetor Type:
Mikuni BSR33 (typical, may vary slightly)
Fuel Requirement:
Unleaded gasoline (Octane rating specified in manual)
Engine Oil Type:
Yamalube 4 (or equivalent 4-stroke motorcycle oil) SAE 10W-40 or 20W-40 (refer to manual for exact viscosity based on temperature)
Oil Capacity:
Refer to manual for specific oil capacity with filter change.
Engine Oil Change:
Refer to manual for recommended intervals based on operating hours or mileage (e.g., every 1000 km or 6 months).
Air Filter Cleaning:
Regular inspection and cleaning/replacement recommended, especially in dusty conditions.
Spark Plug Maintenance:
Inspection and replacement at recommended intervals (refer to manual for type and gap).
Valve Clearance Adjustment:
Periodic checks and adjustments are crucial for engine performance and longevity (refer to manual for intervals and specifications).
Brake Fluid:
DOT 3 or DOT 4 brake fluid (refer to manual for specific type).
Coolant:
Ethylene glycol-based antifreeze (refer to manual for mixture ratio and type).
Final Drive Oil:
Refer to manual for specific gear oil type and capacity for rear differential/drive axle.
Carburetor Tuning:
Carburetors can sometimes require adjustment due to altitude or wear, impacting performance and idle stability.
Suspension Wear:
Over time, suspension components like bushings and seals can wear, affecting ride quality and handling.
Electrical Connections:
Corrosion or loose connections in the electrical system can lead to intermittent faults.