Vehicle Segment:
Sport-touring motorcycle
Target Audience:
Riders seeking a powerful, versatile, and comfortable motorcycle for both long-distance touring and spirited riding.
Key Competitors Era:
Suzuki GSX1250FA, Honda CB1000R (later models), Kawasaki Z1000.
Engine Type:
Inline-four cylinder, liquid-cooled, DOHC, 20 valves.
Power Delivery:
Known for its strong mid-range torque and smooth power delivery, making it adaptable for various riding conditions.
Handling Chassis:
Steel twin-spar frame providing stability and confidence in corners.
Braking Performance:
Dual front discs and single rear disc with hydraulic actuation for reliable stopping power.
Engine Mechanical:
Complete overhaul, inspection, repair, and adjustment procedures for all internal and external engine components.
Fuel System:
Carburetor removal, cleaning, tuning, and synchronization; fuel pump and filter service.
Ignition System:
Ignition coil testing, spark plug specifications, timing adjustment (if applicable), CDI unit troubleshooting.
Cooling System:
Radiator, coolant hoses, thermostat, fan operation, and flushing procedures.
Transmission Clutch:
Clutch inspection, adjustment, replacement; gearbox disassembly, inspection, and reassembly; gear oil specifications and change intervals.
Drivetrain:
Final drive inspection, chain and sprocket replacement, lubrication procedures.
Suspension Front:
Fork disassembly, seal replacement, oil level and viscosity specifications, spring rate details, and adjustments.
Suspension Rear:
Monoshock removal, service, and adjustment; linkage bearing inspection and lubrication.
Braking System Front:
Caliper disassembly, pad replacement, rotor inspection, master cylinder service, hydraulic fluid specifications.
Braking System Rear:
Caliper disassembly, pad replacement, rotor inspection, master cylinder service, hydraulic fluid specifications.
Electrical System:
Wiring diagrams, component testing (alternator, starter, battery), lighting system, fuses, relays, and switches.
Frame Chassis:
Frame inspection, steering head bearing service, swingarm pivot bearing maintenance.
Wheels Tires:
Wheel bearing inspection and replacement, tire pressure recommendations, wheel balancing.
Bodywork Fairings:
Removal and installation of fairings, fuel tank, seat, and other body panels.
Routine Maintenance:
Oil and filter changes, air filter cleaning/replacement, spark plug replacement, chain lubrication and adjustment, brake fluid flush.
Troubleshooting:
Diagnostic charts for common starting, running, and electrical issues.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension fork rebuilds, brake system repairs.
Electrical Diagnostics:
Component testing using multimeters, fault finding using wiring diagrams.
Torque Specifications:
Detailed torque values for all critical fasteners.
Special Tools:
Identification and usage of specific tools required for certain procedures.
Depth:
Comprehensive from basic maintenance to full engine and component rebuilds.
Diagnostic Capabilities:
Detailed diagnostic flowcharts and explanations for identifying and rectifying issues.
Repair Level:
Suitable for both home mechanics and professional workshop technicians.
Engine Code:
5LV (common for this era)
Bore X Stroke:
74.0 mm x 58.0 mm
Compression Ratio:
11.0:1
Valve Train:
DOHC, 5 valves per cylinder
Horsepower:
Approx. 120-130 PS (90-97 kW) at 9,500 rpm (claimed)
Torque:
Approx. 98-105 Nm (72-77 lb-ft) at 7,500 rpm (claimed)
Carburetor Type:
Four Mikuni BSR37 constant-velocity carburetors
Fuel Capacity:
21 Liters (approx. 5.5 US gallons)
Engine Oil Filter Change:
Every 6,000 km (3,700 miles) or 6 months.
Air Filter Inspection Cleaning:
Every 6,000 km (3,700 miles).
Spark Plug Replacement:
Every 12,000 km (7,500 miles).
Chain Lubrication:
Every 1,000 km (600 miles) or after riding in wet conditions.
Brake Fluid Replacement:
Every 2 years or as needed.
Engine Oil Type:
Yamaha recommends Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher.
Engine Oil Capacity:
3.4 Liters (3.6 US qt) without filter change; 3.5 Liters (3.7 US qt) with filter change.
Cooling System Coolant:
Permanent type antifreeze coolant (50% solution) - Yamaha recommends Yamalube Coolant.
Fork Oil Type:
Yamaha Fork Oil 10W or equivalent.
Fork Oil Level:
135 mm (5.31 in)
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Rear Shock Oil Type:
Refer to manual for specific type and capacity.
Electrical Connections:
Corrosion or loose connections on grounds and battery terminals can sometimes cause intermittent electrical problems.
Clutch Slave Cylinder:
Occasional leaks from the clutch slave cylinder seal.
Carburetor Synchronization:
Requires periodic synchronization for optimal performance and idle stability, especially after extensive use.
Cam Chain Tensioner:
While generally reliable, some owners report occasional noise from the cam chain tensioner.
