Model Variant:
        
        
            SP (Sport Production)
        
     
    
        
            Production Years Covered:
        
        
            1999, 2000, 2001, 2002, 2003, 2004
        
     
    
        
            Product Type:
        
        
            Service Repair Workshop Manual Download PDF
        
     
 
    
    
    
        
            Vehicle Type:
        
        
            Sport Scooter
        
     
    
        
            Target Audience:
        
        
            Enthusiasts and owners seeking in-depth knowledge for maintenance and repair
        
     
    
    
        
            Class Competitors:
        
        
            Aprilia SR50, Malaguti F12, Yamaha Aerox 50
        
     
    
    
        
            Vehicle Appeal:
        
        
            Performance-oriented 50cc scooter with sporty styling and handling
        
     
    
        
            Manual Value Proposition:
        
        
            Provides factory-level repair information for DIY maintenance and professional service
        
     
 
    
    
    
        
            Primary Coverage:
        
        
            Comprehensive service, repair, and troubleshooting procedures
        
     
    
        
            Component Coverage:
        
        
            Engine, transmission, chassis, electrical system, bodywork, suspension, brakes, cooling system, fuel system, exhaust system, steering
        
     
    
    
        
            Estimated Pages:
        
        
            Hundreds of pages (specific count not provided, but described as extensive)
        
     
    
    
        
            Type:
        
        
            Factory Service Repair Workshop Manual
        
     
    
    
        
            Language:
        
        
            English (implied by product description and common industry practice for such manuals)
        
     
    
    
        
            Format:
        
        
            PDF (Downloadable)
        
     
 
    
    
    
        
            Engine Mechanical:
        
        
            Complete engine disassembly, assembly, component inspection, and rebuild procedures
        
     
    
        
            Engine Fuel System:
        
        
            Carburetor tuning, fuel pump, fuel lines, fuel tank service
        
     
    
        
            Engine Ignition System:
        
        
            Ignition coil, spark plug, CDI unit, timing adjustments
        
     
    
        
            Engine Cooling System:
        
        
            Radiator, water pump, coolant hoses, thermostat service
        
     
    
        
            Transmission Drivetrain:
        
        
            Automatic transmission (CVT) service, variator, clutch operation, gear oil change
        
     
    
        
            Braking System:
        
        
            Front and rear brake caliper service, brake pad replacement, brake fluid flush, hydraulic system troubleshooting
        
     
    
        
            Suspension Steering:
        
        
            Front fork disassembly, rear shock absorber replacement, steering bearing service, wheel alignment checks
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, battery service, lighting system, starter motor, charging system, fuse box diagnostics
        
     
    
        
            Bodywork Frame:
        
        
            Fairing removal and installation, seat adjustment, body panel repair, frame inspection
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, spark plug checks, fluid level checks, brake adjustments
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic charts, symptom-based fault finding, electrical and mechanical issue resolution
        
     
    
        
            Repair Rebuild:
        
        
            Step-by-step instructions for component replacement and major overhaul
        
     
    
        
            Diagnostics:
        
        
            Testing procedures for electrical components, mechanical tolerances, and system performance
        
     
    
    
        
            Depth:
        
        
            Professional-level, covering all repair and service operations
        
     
    
        
            Diagrams Illustrations:
        
        
            Hundreds of detailed photos and exploded diagrams
        
     
    
        
            Special Tools:
        
        
            Identifies and describes required special tools for specific procedures
        
     
 
    
    
    
    
        
            Compatibility:
        
        
            Windows and MAC computers, tablets, smartphones
        
     
    
    
        
            Printable:
        
        
            Yes, single pages or entire manual
        
     
    
    
        
            Binding:
        
        
            Digital (N/A for PDF download)
        
     
    
    
        
            Paper Type:
        
        
            Digital (N/A for PDF download)
        
     
    
    
        
            Usage Rights:
        
        
            Lifetime use, unlimited installations
        
     
 
    
    
    
        
            Engine Type:
        
        
            2-stroke, single-cylinder
        
     
    
        
            Engine Displacement:
        
        
            49.3 cc (approx.)
        
     
    
        
            Cooling System:
        
        
            Liquid-cooled
        
     
    
        
            Bore X Stroke:
        
        
            39.0 mm x 41.4 mm (typical for Piaggio/Gilera 50cc engines of this era)
        
     
    
        
            Compression Ratio:
        
        
            Approx. 7.8:1 - 8.0:1 (typical)
        
     
    
    
        
            Horsepower:
        
        
            Approximately 5-7 HP (stock, depending on specific tune and emissions regulations)
        
     
    
        
            Torque:
        
        
            Not explicitly stated, but typically around 5-6 Nm
        
     
    
    
        
            Carburetor Model:
        
        
            Dell'Orto PHVA 12 or similar
        
     
    
        
            Fuel Type:
        
        
            Unleaded gasoline (min. 95 RON recommended for 2-stroke)
        
     
    
    
        
            Oil Mixture:
        
        
            Automatic oil injection system
        
     
    
    
        
            Engine Family:
        
        
            Piaggio Hyper 2 (likely base for this model)
        
     
 
    
    
    
        
            Transmission Type:
        
        
            Automatic (Continuously Variable Transmission - CVT)
        
     
    
        
            Drive Type:
        
        
            Belt drive to rear wheel
        
     
    
    
        
            Variator:
        
        
            Primary drive variator for automatic gear ratio adjustment
        
     
    
        
            Clutch:
        
        
            Centrifugal clutch
        
     
    
    
        
            Gear Oil Type:
        
        
            API GL-3 or GL-4 gear oil (specific viscosity typically 75W-80 or 80W-90)
        
     
    
        
            Gear Oil Capacity:
        
        
            Approximately 100-150 ml (refer to manual for exact capacity)
        
     
 
    
    
    
        
            Length:
        
        
            Approx. 1850 mm (typical)
        
     
    
        
            Width:
        
        
            Approx. 740 mm (typical)
        
     
    
        
            Height:
        
        
            Approx. 1180 mm (typical)
        
     
    
    
        
            Dry Weight:
        
        
            Approx. 110 kg (typical)
        
     
    
        
            Gross Vehicle Weight:
        
        
            Not specified, but typically around 260 kg
        
     
    
    
        
            Front Tire Size:
        
        
            120/70-13 (typical)
        
     
    
        
            Rear Tire Size:
        
        
            130/60-13 (typical)
        
     
    
        
            Wheel Bolt Pattern:
        
        
            Not applicable (scooter wheel hub)
        
     
 
    
    
    
        
            Crash Test Ratings:
        
        
            Not applicable (scooters are not typically subjected to automotive crash testing standards)
        
     
    
    
        
            Braking System Type:
        
        
            Front: Disc brake, Rear: Disc brake
        
     
    
        
            Lighting:
        
        
            Headlight, taillight, turn signals, brake lights
        
     
    
    
        
            Frame Construction:
        
        
            Steel frame with reinforced structure
        
     
    
        
            Rider Protection:
        
        
            Integrated bodywork offering basic rider protection
        
     
 
    
    
    
        
            Dashboard Features:
        
        
            Analog speedometer, tachometer, fuel gauge, coolant temperature warning light, turn signal indicators, high beam indicator.
        
     
    
    
        
            ABS:
        
        
            Not available on this model (ABS was not common on 50cc scooters of this era).
        
     
    
    
        
            Connectivity Features:
        
        
            None (basic mechanical and electrical systems).
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Every 3,000 - 5,000 km or annually (refer to manual for exact recommendation)
        
     
    
        
            Air Filter Cleaning Replacement:
        
        
            Every 3,000 - 6,000 km or as needed based on operating conditions
        
     
    
        
            Spark Plug Check Replacement:
        
        
            Every 5,000 - 8,000 km
        
     
    
        
            Brake Fluid Flush:
        
        
            Every 2 years or 24,000 km
        
     
    
        
            Variator Roller Inspection:
        
        
            Every 5,000 - 10,000 km (for wear and proper operation)
        
     
    
    
        
            Engine Oil Type:
        
        
            2-stroke synthetic or semi-synthetic oil (meeting JASO FD or ISO-L-EGD standards) for injection system
        
     
    
        
            Cooling System Coolant:
        
        
            Ethylene glycol-based antifreeze with corrosion inhibitors, mixed with distilled water (50/50 ratio typical)
        
     
    
    
        
            Common Wear Items:
        
        
            Variator rollers, drive belt, brake pads, suspension bushings
        
     
    
        
            Potential Electrical Faults:
        
        
            Wiring harness connections, stator output, CDI unit reliability can be areas of focus for troubleshooting.
        
     
 
    
    
    
        
            Manufacturer Origin:
        
        
            Gilera is an Italian manufacturer with a long history in motorcycle and scooter production, now part of the Piaggio Group.
        
     
    
    
        
            Gilera Runner Lineage:
        
        
            The Gilera Runner series is known for its sporty design, powerful 50cc and 125cc engines, and advanced features for its time, often considered a benchmark in the performance scooter segment.
        
     
    
    
        
            Manufacturing Location:
        
        
            Italy (typical for Gilera products of this era)