Target Audience:
Owners, DIY mechanics, and parts suppliers seeking to identify and source genuine Yamaha replacement parts for the YFB250F Timberwolf.
Value Proposition:
Provides essential OEM part information for efficient and cost-effective repairs, bypassing expensive dealer service for parts identification.
Illustrations:
Features detailed, illustrated exploded parts diagrams for clear visual reference.
Part Number Listing:
Includes comprehensive listing of all OEM part numbers for accurate ordering.
Ease Of Use:
Designed for clarity and ease of understanding for a wide range of users.
Cost Savings:
Enables users to find parts and potentially save money by avoiding dealer markup for information.
Delivery:
Instant download after secure payment, eliminating shipping costs and delays.
Main Coverage:
All OEM replacement parts for the 1994 Yamaha YFB250F Timberwolf ATV.
Specific Sections:
Engine, transmission, drivetrain, chassis, suspension, brakes, electrical system, bodywork, controls, accessories.
Estimated Page Count:
Variable (typical parts manuals are 200-500 pages, depending on detail)
Type:
OEM Parts Catalog / Illustrated Parts Manual
Engine:
Detailed breakdown of engine components, including cylinder, piston, crankshaft, valve train, and cooling system.
Transmission Drivetrain:
Exploded views of the gearbox, clutch assembly, drive shafts, and differentials.
Suspension Steering:
Components for front and rear suspension, including shock absorbers, control arms, steering knuckles, and steering column.
Brakes:
Breakdown of front and rear brake systems, including calipers, discs, master cylinders, and brake lines.
Electrical:
Diagrams for lighting, ignition system, starter, battery, wiring harnesses, and switches.
Bodywork Frame:
Components related to the frame, body panels, fenders, seat, handlebars, and racks.
Disassembly Assembly:
Facilitates disassembly and reassembly through clear exploded diagrams.
Part Identification:
Enables accurate identification of all replacement parts using part numbers and descriptions.
Troubleshooting Assistance:
Indirectly aids troubleshooting by identifying correct parts for replacement.
Depth:
Highly detailed for parts sourcing and visual identification; does not include repair procedures or diagnostic steps.
Compatibility:
Compatible with all PC & MAC computers.
Reader Requirement:
Adobe PDF Reader required.
Printability:
Printable pages, allowing users to print only needed sections.
Binding:
Digital (PDF Download), no physical binding.
Paper Type:
N/A (Digital Format)
Engine Type:
Four-stroke, SOHC, Air-cooled
Displacement:
230 cc (approximate, based on model series)
Bore X Stroke:
Typical for this era 250cc air-cooled: ~68.5 mm x 64 mm (exact specification may vary, consult manual for precision)
Horsepower:
Estimated 17-20 HP (typical for this displacement and class in 1994)
Torque:
Estimated 14-16 lb-ft (typical for this displacement and class in 1994)
Carburetor:
Mikuni BS30 (typical for the model, specific jets and settings detailed in service manual)
Fuel Type:
Unleaded gasoline
Ignition System:
CDI (Capacitor Discharge Ignition)
Cooling Method:
Air-cooled
Transmission Type:
Automatic (CVT - Continuously Variable Transmission)
Drive System:
Shaft drive, 2WD (Four-wheel drive variants may exist, check specific model VIN)
Gear Selection:
Forward, Neutral, Reverse
Transmission Fluid Type:
Yamalube 4 (or equivalent SAE 10W-40 API SG or higher, SJ, SL, SM, SN) engine oil for transmission/clutch lubrication.
Overall Length:
Approx. 71.9 in (1825 mm)
Overall Width:
Approx. 39.0 in (990 mm)
Overall Height:
Approx. 41.1 in (1045 mm)
Curb Weight:
Approx. 463 lbs (210 kg)
Fuel Capacity:
Approx. 2.4 gal (9 L), including 0.4 gal (1.5 L) reserve
Front Tire Size:
AT22x7-10
Rear Tire Size:
AT22x10-10
Wheel Bolt Pattern:
Typically 4-bolt pattern, specific offset and PCD to be confirmed from manual diagrams.
Oil Change Interval:
Typically every 100 hours or 6 months (refer to the full service manual for precise intervals and conditions).
Air Filter Cleaning:
Recommended every 20-30 hours of operation or more frequently in dusty conditions.
Spark Plug Inspection:
Inspect and clean/gap every 100 hours or annually.
Engine Oil Viscosity:
SAE 10W-40 API SG or higher (Yamalube 4 recommended)
Engine Oil Capacity:
Approx. 1.5 L (1.6 US qt) when filter is changed (verify in full service manual).
Coolant Type:
N/A (Air-cooled engine)
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid.
Carburetor Clogging:
Common issue in older ATVs due to fuel degradation; requires regular cleaning or rebuild.
Cvt Belt Wear:
Wear and tear on the CVT belt over time can lead to slipping or reduced performance. Replacement is a periodic maintenance item.
Suspension Component Wear:
Bushings and ball joints in the suspension can wear out, affecting handling and steering.
Yamaha Atv Legacy:
Yamaha has a long history of producing reliable and capable ATVs, pioneering many features and advancements in the industry.
Timberwolf Positioning:
The Timberwolf was positioned as a versatile, mid-size utility ATV, suitable for recreational riding and light work.
Production Period:
The Timberwolf series was produced from the early 1990s through the early 2000s, with various engine displacements and configurations.
