Target Audience:
Owners of Yamaha Wolverine 350 4x4 ATVs seeking to perform their own maintenance and repairs, thereby saving on labor costs.
Value Proposition:
Provides essential technical information to empower users to maintain their ATV, extend its lifespan, and ensure optimal performance, directly comparable to expensive factory service manuals.
Ease Of Use:
Designed with clear, step-by-step instructions and illustrations to simplify complex repair tasks.
Accessibility:
Downloadable to various devices including PCs, Macs, tablets, and smartphones, ensuring access anytime, anywhere.
Engine Maintenance And Repair:
Detailed procedures for engine disassembly, assembly, inspection, troubleshooting, and repair of all internal components.
Fuel System:
Carburetor service, fuel pump, fuel lines, fuel filter replacement, and testing.
Drivetrain And Transmission:
Front and rear differential service, driveshafts, CV joints, transmission overhaul, and clutch adjustment.
4X4 System:
Operation and repair of the automatic engagement 4WD system, front differential engagement mechanism.
Suspension And Steering:
Front and rear suspension component replacement, steering linkage, tie rods, and alignment procedures.
Braking System:
Brake caliper service, master cylinder overhaul, brake pad and shoe replacement, hydraulic system bleeding.
Electrical System:
Wiring diagrams, lighting, ignition system, starting system, charging system, battery service, and component testing.
Cooling System:
Radiator service, coolant flushing, fan operation, and thermostat replacement.
Frame And Bodywork:
Frame inspection, plastic body panel removal and installation, seat assembly, and rack systems.
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, air filter cleaning/replacement, chain adjustment.
Troubleshooting Guides:
Systematic diagnostic procedures for common and uncommon problems.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension component replacement, electrical system diagnostics.
Component Overhaul:
Detailed instructions for rebuilding carburetors, starters, alternators, brake calipers, etc.
Torque Specifications:
Precise torque values for all critical fasteners.
Depth Of Coverage:
Comprehensive from basic maintenance to complete engine and drivetrain rebuilds, suitable for both DIY enthusiasts and professional technicians.
Engine Type:
4-stroke, SOHC, 2-valve, air-cooled
Bore X Stroke:
83.0 mm x 64.5 mm (typical for this era and engine family)
Compression Ratio:
9.2:1 (typical)
Horsepower:
Approximately 18-20 HP (at crank, subject to specific tuning and model year variations)
Torque:
Not explicitly stated, but torque delivery is optimized for low-end grunt suitable for off-road use.
Carburetor Type:
Mikuni BS33 (typical, single carburetor)
Fuel Type:
Unleaded gasoline (Octane Rating: 87 or higher recommended)
Length:
Approximately 73.6 inches (1870 mm)
Width:
Approximately 40.2 inches (1020 mm)
Height:
Approximately 43.7 inches (1110 mm)
Dry Weight:
Approximately 467 lbs (212 kg)
Fuel Capacity:
3.7 gallons (14 liters)
Towing Capacity:
Not specified for this model, typically limited for ATVs of this class.
Atv Safety Standards:
Adheres to relevant ATV safety standards for its production era. Manual provides guidance on safe operation and maintenance.
4Wd Engagement:
Automatic 4WD system provides enhanced traction when needed.
Lighting:
Halogen headlights and taillight for visibility.
Engine Braking:
Provides some degree of engine braking on descents.
Infotainment Features:
N/A (Basic utility ATV, no integrated infotainment system)
Driver Assistance Systems:
N/A (Basic utility ATV, no electronic driver assistance)
Connectivity Features:
N/A (No electronic connectivity features)
Engine Oil Change:
Every 600 miles or 6 months (refer to manual for specific conditions and Yamaha’s recommended interval, often around 100 hours of use).
Air Filter Cleaning:
Every 300 miles or 3 months, or more frequently in dusty conditions.
Spark Plug Inspection:
Every 600 miles or 6 months.
Gear Oil Change:
Refer to manual, typically annually or every 1200 miles/200 hours. Front and rear differential and transmission gear oil intervals may differ.
Engine Oil Type:
Yamalube 4 (or equivalent SAE 10W-30 API SG or higher) - refer to manual for exact specification.
Gear Oil Type:
Yamaha Motorcycle Gear Oil (or equivalent SAE 80W API GL-4) for transmission and differentials.
Coolant Type:
Permanent type antifreeze (ethylene glycol based) with distilled water, 50/50 mix.
Carburetor Clogging:
Common issue with older carbureted engines, especially if fuel is left in the system for extended periods; requires cleaning and proper storage preparation.
Cv Joint Boot Wear:
Susceptible to damage from debris, leading to premature CV joint failure; requires regular inspection and replacement.
Electrical Connector Corrosion:
Can occur due to exposure to elements; requires inspection and cleaning/treatment with dielectric grease.
Suspension Bushings:
Wear over time can lead to play and reduced handling; manual details replacement procedures.
Yamaha Atv Legacy:
Yamaha has a long-standing reputation for robust and reliable ATVs, with the Wolverine line being a significant part of their utility and recreational offerings.
Wolverine Lineage:
The Wolverine 350 4x4 represents a mid-size utility ATV known for its durability and balanced performance, evolving from earlier Yamaha utility models.
Manufacturing Origin:
Typically manufactured in Japan or by Yamaha's international production facilities.