Vehicle Type:
ATV (All-Terrain Vehicle)
Engine Code Suffix:
Likely 'A' or similar based on Yamaha's typical designation for this era, though not explicitly stated in product info.
Model Generation:
This manual covers the first generation Wolverine 350, which was introduced for the 1995 model year and saw updates through its production run.
Positioning:
The Yamaha YFM Wolverine 350 was positioned as a versatile, mid-size utility ATV, popular for trail riding, light farm work, and recreational use.
Competitors:
Competed with models such as the Honda FourTrax 300/350, Suzuki QuadRunner 300, and Kawasaki Bayou 300/400.
Features:
Known for its reliable air-cooled engine, shaft drive, independent front suspension, and comfortable seating position.
Benefit:
Empowers owners and technicians to perform repairs and maintenance cost-effectively, minimizing downtime and dealership expenses.
Primary Focus:
Maintenance, repair, and troubleshooting of the Yamaha YFM Wolverine 350 (2001 model year).
Secondary Focus:
Specifications, periodic inspections, and adjustments.
Estimated Page Count:
Typically, factory service manuals of this era for ATVs range from 300-600 pages. An exact count is not provided, but comprehensive coverage is implied.
Type:
Factory Service Repair Manual
Engine:
Comprehensive engine overhaul, including disassembly, inspection, assembly, and component testing.
Fuel System:
Detailed procedures for the carburetion system, including carburetor adjustment, cleaning, and jetting.
Electrical System:
Complete electrical system diagnosis, wiring diagrams, component testing, and troubleshooting for ignition, lighting, and charging systems.
Chassis:
Maintenance and repair of the chassis components, including suspension, steering, and frame.
Drivetrain:
Coverage of the transmission, final drive, and driveline components, including clutch and gear shifting mechanisms.
Maintenance:
Periodic inspection and adjustment schedules, lubrication, filter changes, and general upkeep procedures.
Repair:
Detailed step-by-step repair instructions for all major mechanical and electrical components.
Troubleshooting:
Systematic troubleshooting guides and diagnostic procedures for identifying and resolving common and complex issues.
Depth:
Comprehensive, covering from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic strategies.
Quality:
PDF format allows for searchable text, digital navigation, and high-resolution imaging of diagrams and illustrations.
Printability:
Printable, allowing users to create hard copies for workshop use.
Binding Type:
N/A (Digital Download - PDF)
Paper Type:
N/A (Digital Download - PDF)
Operating Systems:
Compatible with WINDOWS and MAC operating systems.
Software Requirement:
Requires Adobe PDF Reader for viewing.
Type:
Air-cooled, 4-stroke, SOHC, 2-valve
Bore X Stroke:
82mm x 67.2mm
Horsepower Estimate:
Approximately 21-23 HP (specific figures vary by tuning and measurement).
Torque Estimate:
Approximately 20-22 lb-ft (specific figures vary).
Carburetor Type:
Teikei Y24P or similar single carburetor (specific model detailed in manual).
Fuel Type:
Unleaded gasoline
Ignition System:
CDI (Capacitor Discharge Ignition)
Cooling Method:
Air-cooled with oil cooler
Type:
5-speed manual with automatic clutch (wet, multi-disc)
Drive System:
Shaft drive, 2WD (Rear-wheel drive)
Transmission Oil Type:
Yamalube 4 (or equivalent SAE 10W-30 API SE, SF, SG classification) 4-stroke engine oil.
Transmission Oil Capacity:
Approximately 1.70 Liters (1.80 US qt).
Safety Standard Compliance:
Designed to meet industry safety standards for ATVs of its era. Specific crash test ratings are not applicable in the same way as passenger vehicles.
Braking System:
Hydraulic disc brakes front and rear.
Parking Brake:
Mechanical parking brake.
Lighting:
Dual 30W headlights, 5W taillight/stoplight.
Operation Warnings:
Manual emphasizes safe operating practices, including helmet use, avoiding alcohol/drugs, and terrain awareness.
Infotainment System:
N/A (Basic utility ATV with no integrated infotainment system).
Driver Assistance Features:
N/A (No electronic driver assistance systems like ABS or traction control).
Connectivity Options:
N/A (No electronic connectivity features).
Dashboard Features:
Analog speedometer, odometer, neutral indicator, reverse indicator, high-beam indicator.
Initial Service:
Recommended break-in period and first service around 1000km or 6 months (specifics in manual).
Engine Oil Change:
Every 2000 km or 6 months, whichever comes first.
Air Filter Cleaning:
Every 1000 km or more frequently in dusty conditions.
Spark Plug Replacement:
Recommended inspection every 2000 km, replacement as needed.
Valve Clearance Adjustment:
Every 4000 km or 24 months.
Engine Oil Spec:
Yamalube 4 (or equivalent SAE 10W-30 API SE, SF, SG classification) 4-stroke engine oil.
Brake Fluid Spec:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Items:
Brake pads, clutch plates, drive shafts, carburetor jets due to ethanol fuels (potential).
Typical Maintenance Focus:
Carburetor cleaning/re-jetting, oil changes, spark plug checks, and general drivetrain lubrication are key for longevity.
Heritage:
Yamaha has a long-standing reputation for producing reliable and high-performance powersports vehicles, including a successful line of ATVs.
Evolution Summary:
The Wolverine line has evolved from earlier utility and sport-utility ATVs, with the 350cc model serving as a key iteration in Yamaha's mid-size ATV offerings.
Production Period:
The Wolverine 350 platform was produced for many years, with the 2001 model representing a mature iteration of the design.
