Market Segment:
Entry-level to mid-range sport/utility ATV
Target Audience:
Recreational riders, utility users, farm work
Competitors:
Honda FourTrax 300, Suzuki QuadRunner 250/300, Kawasaki Bayou 300
Versatility:
Known for its balance of sport and utility features for its time
Reliability:
Yamaha's reputation for robust engine design
Engine System:
Engine disassembly, assembly, inspection, troubleshooting, component replacement
Fuel System:
Carburetor adjustment and overhaul, fuel pump, fuel lines, fuel tank maintenance
Ignition System:
Ignition coil, CDI unit, spark plug specifications, timing procedures
Transmission System:
Clutch operation, gear shifting mechanisms, gearbox disassembly and assembly
Drivetrain:
Shaft drive system, differential maintenance, axle inspection
Suspension System:
Front and rear suspension components, shock absorber service, linkage maintenance
Braking System:
Brake fluid specifications, caliper service, pad replacement, drum brake adjustment (if applicable), hydraulic system troubleshooting
Electrical System:
Wiring diagrams, lighting system, starting system, charging system, battery specifications, component testing
Cooling System:
Radiator inspection, fan operation, coolant specifications (air-cooled engine means this is minimal)
Frame And Body:
Body panel removal and installation, frame inspection, seat maintenance
Steering System:
Handlebar components, steering shaft, tie rod ends, alignment procedures
Wheels And Tires:
Tire pressure specifications, wheel bearing service, lug nut torque values
Routine Maintenance:
Oil changes, filter replacements, lubrication points, general inspections
Troubleshooting Guides:
Diagnostic charts for common problems and their solutions
Repair Procedures:
Step-by-step instructions for component removal, repair, and reinstallation
Component Overhaul:
Detailed instructions for rebuilding major components like the engine and carburetor
Wiring Diagrams:
Comprehensive electrical schematics for troubleshooting and repair
Torque Specifications:
Critical torque values for all fasteners
Special Tools:
Identification of special tools required for specific procedures
Depth Level:
Comprehensive (covering everything from basic maintenance to complete engine rebuilds)
User Suitability:
Do-it-yourselfers and experienced mechanics
Engine Type:
Four-stroke, SOHC, Air-cooled
Bore X Stroke:
74.0 mm x 81.0 mm
Valve Arrangement:
SOHC (Single Overhead Camshaft)
Horsepower Estimated:
Approx. 18-20 hp (at flywheel, for 1996 model)
Torque Estimated:
Approx. 20-22 lb-ft (at flywheel, for 1996 model)
Carburetor:
Mikuni VM34SS (or similar designation), single carburetor
Fuel Type:
Unleaded gasoline (87 octane recommended)
Fuel Tank Capacity:
3.2 US gal (12 L), including 0.8 US gal (3 L) reserve
Transmission Type:
5-speed semi-automatic with reverse
Clutch Type:
Wet multi-disc, automatic engagement
Drivetrain Layout:
Shaft drive, 2WD (Rear-wheel drive)
Gear Ratios:
Detailed in manual, crucial for performance tuning and diagnosis
Atv Safety Standards:
Follows ANSI/SVIA 1-2004 standards for recreational/sport ATVs
Braking System Description:
Hydraulic disc front brakes, drum brake rear
Throttle Limiter:
Not typically featured on this model, but the manual might cover throttle cable adjustment for safe operation
Seat Belt:
N/A (ATVs do not use seat belts)
Roll Over Protection:
N/A (ATVs are not designed with ROPS)
Engine Oil Change:
Every 1000 km or 6 months (typical for this era, consult manual for exact) - Yamalube 4 (10W-40 recommended)
Spark Plug Inspection:
Every 2000 km or 1 year
Air Filter Cleaning:
Every 500 km or 3 months (more frequently in dusty conditions)
Engine Oil Type:
API SE, SF or SG, SAE 10W-40 (or SAE 20W-40 depending on climate, refer to manual)
Engine Oil Capacity:
1.80 L (1.90 US qt) without filter change; 2.00 L (2.10 US qt) with filter change
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid
Carburetor Fouling:
Common with age and sitting; requires regular cleaning and adjustment.
Drive Shaft U Joints:
Wear can occur, especially with aggressive riding; lubrication is key.
Air Cooled Overheating:
Can occur in prolonged high-load situations or if cooling fins are obstructed; manual covers inspection and cleaning.
Starter Clutch Wear:
Can lead to starting issues; manual provides diagnostic and replacement procedures.
