Engine Mechanical:
Engine disassembly, assembly, inspection, tuning, top-end and bottom-end components, piston, rings, cylinder, crankshaft, camshaft, valve train.
Fuel System:
Fuel injection system (throttle body, injectors, fuel pump, pressure regulator), carburetor (if applicable to specific variants), fuel lines, fuel filter, fuel tank.
Ignition System:
Spark plugs, ignition coils, CDI unit, wiring diagrams.
Cooling System:
Radiator, coolant hoses, water pump, thermostat, fan operation.
Exhaust System:
Exhaust pipes, muffler, catalytic converter (if equipped), lambda sensor.
Transmission Drivetrain:
Gearbox internal components, clutch operation and replacement, final drive chain and sprockets, bearing inspection and replacement.
Suspension System:
Front forks (telescopic, oil seals, springs), rear shock absorber, linkages, bearings.
Braking System:
Front and rear brake calipers, master cylinders, brake lines, pads, discs, bleeding procedures.
Electrical System:
Battery, charging system (alternator/stator, regulator/rectifier), starter motor, lighting system (headlight, taillight, indicators), horn, wiring harnesses, fuses, relays.
Chassis Frame:
Frame inspection, steering head bearings, swingarm.
Bodywork Fittings:
Fairings, seat, fuel tank removal/installation, fenders, body panels.
Diagnostic Troubleshooting:
Fault diagnosis for various systems, common problems and their solutions.
Routine Maintenance:
Oil changes, filter replacements, chain lubrication and adjustment, tire pressure checks, brake inspections, spark plug replacement, air filter cleaning/replacement.
Engine Repair:
Top-end rebuilds (cylinder head, valves), bottom-end rebuilds (crankshaft, connecting rods), gasket replacement, piston and ring replacement.
Transmission Repair:
Clutch plate replacement, gearbox component inspection and replacement, seal replacement.
Suspension Overhaul:
Front fork seal replacement, fork oil changes, rear shock absorber servicing (if applicable).
Brake System Service:
Brake pad replacement, brake fluid flush and replacement, caliper servicing, master cylinder rebuild.
Electrical Troubleshooting:
Wiring diagram interpretation, component testing, diagnosing charging system faults, starter issues, lighting problems.
Wheel Tire Service:
Tire removal and installation, balancing, spoke tensioning (if applicable to wire-spoked wheels).
Fuel System Cleaning:
Injector cleaning, fuel filter replacement, fuel pump testing.
Steering System Service:
Steering head bearing adjustment and replacement.
Depth Level:
Comprehensive, from basic scheduled maintenance to complete engine and gearbox rebuilds, including detailed troubleshooting guides and specifications.
Engine Type:
Four-stroke, liquid-cooled, single-cylinder.
Engine Displacement:
652 cc (approximate, depending on specific internal codes).
Bore X Stroke:
100 mm x 83 mm (typical for this engine configuration).
Compression Ratio:
10.0:1 (typical).
Valve Train:
SOHC (Single Overhead Camshaft), 4 valves per cylinder.
Horsepower Output:
Approximately 48-50 HP at 6,500-7,000 RPM (manufacturer's stated figures may vary slightly).
Torque Output:
Approximately 55-57 Nm (40.5-42 ft-lbs) at 5,200-5,500 RPM (manufacturer's stated figures may vary slightly).
Fuel Delivery:
Electronic Fuel Injection (EFI) with a single throttle body. Older versions or specific markets might have utilized carburetors, but 2002 models predominantly feature EFI.
Fuel Type:
Unleaded gasoline, minimum 91 RON (Research Octane Number) / 87 AKI (Anti-Knock Index).
Oil Type:
Semi-synthetic or fully synthetic motorcycle oil, SAE 10W-40 or 15W-50, meeting API SG/SH/SJ or JASO MA specifications.
Oil Capacity With Filter:
Approximately 2.4 - 2.6 liters (manufacturer's specified capacity is crucial).
Oil Filter Part Number Example:
Hiflofiltro HF152, K&N KN-152, or Aprilia OEM P/N 830365.
Oil Change Interval:
Every 5,000-6,000 km (3,000-3,750 miles) or annually, whichever comes first. Refer to manual for exact interval.
Oil Filter Change Interval:
At every oil change.
Spark Plug Replacement:
Every 10,000-12,000 km (6,000-7,500 miles).
Air Filter Cleaning:
Every 5,000-6,000 km (3,000-3,750 miles), inspect and clean/replace as needed.
Chain Maintenance:
Lubricate and check tension every 1,000 km (600 miles) or after riding in wet conditions.
Valve Clearance Check:
Every 10,000-15,000 km (6,000-9,000 miles).
Coolant Type:
Ethylene glycol-based antifreeze, mixed with distilled water in a 50/50 ratio. Must be motorcycle-specific or suitable for aluminum engines.
Brake Fluid Type:
DOT 4 or DOT 5.1 hydraulic brake fluid.
Common Wear Items:
Starter sprag clutch (can fail if engine is repeatedly started while in gear), regulator/rectifier (prone to overheating), fuel pump issues, cam chain tensioner, fork seals.
Electrical Gremlins:
Corrosion on connectors, especially in the charging system and main wiring harness, can lead to intermittent issues.
Engine Performance Issues:
Lean running conditions can lead to overheating; proper fuel injection system maintenance is crucial. Carbon buildup in the throttle body can affect idle.