Category:
Lightweight Dual-Sport / Enduro Motorcycle
Target Audience:
Enthusiasts and owners seeking comprehensive maintenance and repair guidance.
Competitors General:
Honda CR series, Suzuki RM series, Kawasaki KX series (during similar production eras).
Engine Type:
2-stroke, liquid-cooled, single-cylinder
Transmission:
6-speed constant mesh
Suspension Front:
Telescopic forks
Suspension Rear:
Monoshock (Monocross suspension system)
Brakes:
Disc brakes front and rear
Wheel Size Front:
Typically 21-inch
Wheel Size Rear:
Typically 18-inch
Manual Purpose:
To guide mechanical technicians through all aspects of repair and maintenance.
Scope:
Comprehensive service and repair information.
Engine Mechanical:
Complete engine overhaul, disassembly, assembly, torque specifications, cylinder head, piston, connecting rod, crankshaft, lubrication system, cooling system (liquid-cooled).
Engine Electrical:
Ignition system, CDI unit, stator, spark plug, wiring diagrams, lighting system, charging system, battery.
Fuel System:
Carburetor (likely Mikuni VM28 or similar), fuel delivery, fuel tank, fuel filter, fuel lines, mixture adjustment.
Transmission:
6-speed gearbox, clutch operation, internal components, lubrication, gear shift mechanism.
Chassis And Frame:
Frame inspection, steering system, headstock bearings, suspension components (front forks, rear shock absorber), swingarm.
Braking System:
Hydraulic disc brakes (front and rear), brake calipers, master cylinders, brake fluid, bleeding procedures, pad replacement.
Wheels And Tires:
Wheel bearings, spoke tensioning, tire selection and pressures, rim specifications.
Exhaust System:
Exhaust pipe, muffler, sealing, maintenance.
Cooling System:
Radiator, coolant type and capacity, hoses, thermostat operation.
Electrical Component Locations:
Identification and function of key electrical components.
Bodywork And Trim:
Panel removal and installation, seat, fenders, fuel tank covers, decals.
Routine Maintenance:
Oil changes, filter replacements, chain adjustment, lubrication points, spark plug checks, air filter cleaning/replacement.
Troubleshooting:
Diagnostic procedures for common problems, electrical faults, engine performance issues, starting problems.
Repair And Rebuild:
Detailed step-by-step instructions for component disassembly, repair, and reassembly.
Inspection And Adjustment:
Precise instructions for adjusting clutch, throttle, brakes, and other critical components.
Torque Specifications:
Comprehensive list of torque values for all fasteners.
Wiring Diagrams:
Detailed electrical schematics for all models and variations.
Special Tools:
Identification of specific tools required for certain maintenance or repair tasks.
Depth:
Comprehensive. Covers everything from basic maintenance and owner checks to complete engine and transmission rebuilds, electrical system diagnostics, and frame/suspension work. Suitable for professional technicians and advanced DIY mechanics.
Engine Type:
Liquid-cooled, 2-stroke, single-cylinder
Displacement:
124 cc (Cubic Centimeters)
Bore X Stroke:
Approx. 54 mm x 54.5 mm (typical for this engine family)
Compression Ratio:
Typically around 7.2:1 (or similar for 2-stroke)
Power Delivery System:
Reed valve induction
Horsepower Approx:
Approx. 20-25 HP (Varies by region and tuning)
Torque Approx:
Approx. 15-18 Nm (Varies by region)
Carburetor Type:
Mikuni VM28 (or similar 28mm flat-slide carburetor) is common for this model.
Fuel Type:
Unleaded gasoline (minimum 90 octane recommended)
Fuel Mixture Ratio:
50:1 (Gasoline:2-stroke oil) - Specific oil type to be confirmed in manual.
Oil Change Engine:
Recommended every 1,000-2,000 km or annually, refer to manual for precise interval.
Spark Plug Check:
Recommended every 2,000-3,000 km.
Air Filter Cleaning:
Recommended every 1,000-2,000 km, or more frequently in dusty conditions.
Chain Lubrication Adjustment:
Every 500 km or as needed.
Engine Oil Type:
Specific 2-stroke oil meeting API TC, JASO FD or FD standards is crucial. Manual will specify exact type and viscosity.
Coolant Type:
Ethylene glycol-based antifreeze coolant with corrosion inhibitors. Manual specifies ratio and capacity.
Brake Fluid Type:
DOT 4 brake fluid (typically for hydraulic systems).
Common Wear Items:
Clutch plates, spark plugs, piston rings, chain and sprockets, wheel bearings, fork seals (typical for a dual-sport of this age).
2-Stroke Specific:
Carbon build-up in exhaust ports and combustion chamber, requiring periodic decarbonization.
Carburetor Tuning:
Can require careful tuning for optimal performance and reliability, especially after modifications or altitude changes.
