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            Manual Coverage
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            Systems Covered
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            Engine System:
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            Complete overhaul, top-end (cylinder, piston, rings, head), bottom-end (crankshaft, bearings, seals), cooling system, lubrication system.
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            Fuel System:
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            Carburetor inspection and tuning (jetting, float height), fuel lines, fuel petcock, fuel filter.
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            Ignition System:
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            Ignition coil, CDI unit, spark plug, wiring diagrams.
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            Exhaust System:
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            Exhaust pipe, silencer inspection and maintenance.
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            Clutch System:
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            Clutch operation, clutch pack inspection and replacement, clutch cable adjustment.
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            Transmission System:
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            Gearbox disassembly and reassembly, gear inspection, shift drum and forks, transmission bearings and seals.
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            Suspension System:
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            Front fork (WP Suspension - model specific) overhaul, seal replacement, oil level and type, rear shock absorber (WP Suspension - model specific) service, linkage maintenance.
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            Brake System:
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            Front and rear brake caliper service, master cylinder overhaul, brake pad replacement, brake fluid flush, brake line inspection.
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            Cooling System:
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            Radiator inspection and cleaning, coolant type and capacity, water pump service.
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            Electrical System:
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            Wiring diagrams, component testing (e.g., stator, CDI), lighting system (if applicable).
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            Frame And Bodywork:
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            Frame inspection, body panel removal and installation, seat, handlebars, footpegs.
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            Procedures Included
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            Maintenance Procedures:
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            Pre-ride checks, routine servicing, fluid changes, filter cleaning/replacement, chain adjustment and lubrication.
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            Repair Procedures:
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            Engine rebuilds, transmission repairs, suspension fork and shock servicing, brake system overhauls, clutch replacement, carburetor tuning.
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            Troubleshooting Guides:
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            Diagnostic charts for common issues, performance problems, starting difficulties, electrical faults.
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            Diagnostic Procedures:
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            Step-by-step diagnostics for various systems, component testing specifications.
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            Specifications And Tolerances:
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            Torque values for all fasteners, piston ring gap, cylinder bore, bearing clearances, suspension oil levels.
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            Technical Depth
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            Depth Of Coverage:
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            Comprehensive: Suitable for dealership technicians, covering full rebuilds, advanced diagnostics, and detailed component servicing.
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            Engine Specifications
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            Primary Engine
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            Engine Type:
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            Liquid-cooled, single-cylinder, two-stroke
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            Displacement:
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            65 cc (Approx. actual displacement may vary slightly by specific variant)
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            Bore X Stroke:
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            Not specified in product data, but typically around 43.5mm x 43.8mm for this class.
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            Compression Ratio:
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            Not specified in product data, typically around 8.2:1 to 8.6:1.
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            Performance
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            Horsepower:
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            Not specified in product data, but generally in the range of 12-16 HP at peak.
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            Torque:
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            Not specified in product data, but typically around 6-8 lb-ft.
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            Fuel System
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            Carburetor Type:
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            Mikuni VM24 (Common for this model, specific jetting detailed in manual)
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            Fuel Type:
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            Unleaded gasoline with pre-mix 2-stroke oil
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            Premix Ratio:
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            Typically 50:1 or 40:1 (Refer to manual for specific recommended ratio and oil type)
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            Maintenance
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            Service Intervals
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            Oil Change Interval:
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            Gearbox oil change: Typically every 10-15 hours of riding or annually. Refer to manual for exact interval and oil type (e.g., Motorex Gear Oil).
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            Air Filter Cleaning:
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            Clean air filter after every few rides or as needed, depending on conditions (manual specifies cleaner/oil).
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            Spark Plug Replacement:
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            Recommended replacement interval usually around 20-30 hours of use (manual specifies recommended spark plug type, e.g., NGK BR10EG).
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            Top End Rebuild:
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            Piston and ring replacement typically recommended between 30-50 hours, depending on riding style and engine condition (manual details tolerances).
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            Suspension Service:
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            Fork seal and oil service recommended every 20-40 hours; full shock service typically every 50-100 hours (manual specifies oil type and level, e.g., WP suspension fluid).
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            Fluid Specifications
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            Engine Oil:
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            Premixed 2-stroke oil (manual specifies API TC or JASO FD rating and recommended brand like Motorex). Gearbox oil: Manual specifies type and viscosity (e.g., Motorex Gear Oil 80W).
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            Coolant:
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            Ethylene glycol-based coolant, typically a 50/50 mix with distilled water (manual specifies capacity and type).
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            Brake Fluid:
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            DOT 4 hydraulic brake fluid (manual specifies type and replacement interval).
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            Known Issues
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            Common Wear Items:
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            Clutch plates, piston rings, spark plugs, fork seals, chain and sprockets are common wear items on high-performance 2-stroke motocross bikes.
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            Carburetor Tuning:
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            Carburetor jetting can be sensitive to altitude and temperature changes, requiring periodic adjustment for optimal performance.
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