Engine:
Complete engine overhaul, disassembly, assembly, component specifications, cooling system, lubrication system.
Fuel System:
Fuel injection system, fuel pump, injectors, sensors, throttle body, fuel tank, lines.
Transmission:
Clutch system, gearbox, gear shifting mechanism, internal components, lubrication.
Drivetrain:
Final drive, belt drive system (if applicable), maintenance, inspection, replacement.
Brakes:
Hydraulic brake system (front and rear), brake calipers, master cylinders, brake lines, discs, pads, bleeding procedures.
Suspension:
Front telescopic forks (including internal components, oil levels, seals), rear shock absorbers, linkage (if applicable).
Electrical System:
Ignition system, charging system (stator, regulator/rectifier), battery, starting system, lighting, instrumentation, wiring diagrams, fuses, relays.
Chassis Body:
Frame inspection and repair, body panels, mounting, fairings, seat, handlebars, controls, cables.
Cooling System:
Liquid cooling system (if applicable), radiator, hoses, coolant specifications, water pump.
Exhaust System:
Exhaust pipes, mufflers, mounting, gaskets, emissions components (if applicable).
Preventive Maintenance:
Oil changes, filter replacements, lubrication points, chain adjustment (if applicable), brake checks, tire pressure checks, battery maintenance.
Troubleshooting:
Diagnostic flowcharts for common issues, symptom-based troubleshooting guides, error code interpretation (if applicable).
Engine Repair:
Detailed step-by-step instructions for disassembly, inspection, repair, and reassembly of engine components (pistons, rings, valves, camshafts, crankshaft).
Transmission Repair:
Gearbox disassembly and reassembly, clutch replacement, bearing inspection and replacement.
Brake Service:
Brake fluid replacement, bleeding procedures, caliper overhaul, pad and disc replacement.
Suspension Service:
Fork seal replacement, fork oil changes, shock absorber inspection and replacement.
Electrical Diagnostics:
Wiring diagram interpretation, component testing (multimeter usage), charging system diagnosis, starting system diagnosis.
Fuel System Diagnosis:
Fuel pressure testing, injector testing, sensor testing (TPS, MAP, O2), throttle body synchronization.
Wheel Tire Service:
Tire inspection and replacement, wheel balancing, bearing maintenance.
Depth:
Comprehensive, covering basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics and wiring schematics.
Diagnostic Tools:
Implied use of standard automotive tools and potentially basic diagnostic equipment (multimeter).
Schematics:
Includes detailed electrical wiring diagrams.
Engine Type:
4-stroke, Liquid-cooled, SOHC, V-twin
Displacement:
1304 cc (80.6 cubic inches)
Bore X Stroke:
98.0 mm x 83.0 mm
Valve Train:
SOHC, 4 valves per cylinder
Lubrication System:
Wet sump
Horsepower:
Approximately 80-85 HP (estimated, actual may vary)
Torque:
Approximately 80-85 lb-ft (estimated, actual may vary)
Fuel Delivery:
Fuel Injection
Fuel Type:
Unleaded gasoline, 87 octane or higher
Fuel Tank Capacity:
17.5 Liters (4.6 Gallons)
Oil Change Interval:
Every 4,000 miles or 6 months, whichever comes first.
Engine Oil Filter Replacement:
Every 8,000 miles or 12 months, or at each oil change.
Spark Plug Replacement:
Every 12,000 miles.
Belt Drive Inspection:
Inspect tension and condition every 8,000 miles.
Brake Fluid Flush:
Every 2 years or as needed based on condition.
Engine Oil Type:
Yamalube 4 (or equivalent SAE 20W-40 API SG or higher)
Engine Oil Capacity:
Approximately 3.7 Liters (3.9 US qt) with filter change.
Coolant Type:
Yamaha الأمونيوم, premixed coolant, or equivalent ethylene glycol-based coolant with demineralized water (50:50 mix).
Brake Fluid Type:
DOT 4 Hydraulic Brake Fluid
Common Wear Items:
Brake pads, tires, drive belt, clutch plates (depending on riding style).
Potential Electrical Issues:
While generally reliable, regulator/rectifier units can be a point of failure on some motorcycles of this era if overheated.
Suspension Wear:
Fork seals and rear shock absorber performance can degrade over time and mileage.