🏷️ Basic Information Identification Make: Aprilia Model: SR50 Year: 2010 Codes Model Code: RP 👋 Introduction Market Position Market Segment: High-performance 50cc scooter Target Audience: Enthusiasts, professional mechanics, DIY owners Competitive Analysis Key Competitors: Piaggio Zip SP, Yamaha Aerox, Gilera Runner Key Features Performance Focus: Emphasizes the sportier, performance-oriented nature of the SR50 Factory model Completeness: Offers exhaustive coverage beyond basic owner's manual information 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive factory service and repair Applicable Variants: Factory models Page Count Page Count: Hundreds of pages (actual count varies based on printout) Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine assembly, disassembly, tuning, lubrication, cooling, fuel injection, ignition, exhaust Transmission Systems: Automatic transmission (CVT), variator, clutch, gearbox maintenance and repair Chassis Systems: Frame, suspension (front and rear), steering, wheels, tires Braking Systems: Hydraulic disc brakes (front and rear), brake fluid, caliper overhaul, master cylinder service Electrical Systems: Battery, charging system, starter, lighting, ignition system, electronic control unit (ECU), wiring diagrams, diagnostic connectors Fuel Systems: Fuel tank, fuel pump, fuel filter, fuel injectors, fuel pressure regulator Bodywork And Trim: Fairings, body panels, seat, storage, instrumentation, mirrors Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, belt inspection/replacement, chain adjustment (if applicable) Diagnostic Procedures: Troubleshooting guides, symptom-based diagnostics, fault code interpretation (OBD-II or proprietary) Repair Procedures: Step-by-step repair instructions for all major components and systems Overhaul Procedures: Complete engine and transmission overhaul instructions Adjustment Procedures: Carburetor (if applicable), throttle cable, brake levers Electrical Troubleshooting: Wiring diagrams, component testing, common electrical faults Technical Depth Depth Of Coverage: Complete overhaul and detailed repair Diagnostic Capabilities: Advanced diagnostics including ECU scanning and parameter interpretation Rebuild Instructions: Detailed engine, transmission, and component rebuild specifications 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution, suitable for professional printing Binding Type Binding Type: Digital (Printable) Paper Type Paper Type: N/A (Digital file) ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, liquid-cooled Displacement: 49.4 cc Bore X Stroke: 39.0 mm x 41.8 mm Compression Ratio: 12.8:1 (approx.) Cylinder Arrangement: Single cylinder Valvetrain: Reed valve intake Performance Horsepower: Typically around 6.5-7.5 HP (varies with specific tuning/regulations) Torque: Specific figures not readily available, but tuned for strong acceleration Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline (minimum 95 RON recommended) Oil Mixture: Separate oil injection system for two-stroke oil 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Drive Type: Belt drive to rear wheel Features Variator System: Aprilia's performance-tuned variator system for optimal power delivery Clutch Type: Centrifugal clutch 📐 Dimensions Exterior Length: Approx. 1860 mm Width: Approx. 740 mm Height: Approx. 1170 mm Wheelbase: Approx. 1330 mm Weights Dry Weight: Approx. 105 kg Fuel Tank Capacity: 7.0 Liters 🛡️ Safety Features Ratings Crash Test Data: N/A (Scooter specific safety ratings differ from automobiles) Active Features Braking System: Dual hydraulic disc brakes (front and rear) Tire Type: Tubeless, radial Passive Features Lighting: Halogen headlight, LED taillight, turn signals Instrumentation: Digital and analog display for speed, RPM, fuel level, coolant temperature, etc. 💡 Technology Features Infotainment Instrument Cluster: Advanced digital and analog display providing comprehensive vehicle information Driver Assistance Electronic Fuel Injection: Ensures optimal fuel-air mixture for performance and emissions control Connectivity Diagnostic Port: On-board diagnostic connector for fault code retrieval and data analysis 🔧 Maintenance Service Intervals Engine Oil Change: Every 3,000-5,000 km or annually (consult manual for specific details based on usage) Gearbox Oil Change: Every 6,000-8,000 km Spark Plug Replacement: Every 5,000-8,000 km Air Filter Cleaning/Replacement: Every 3,000 km (cleaning), 6,000 km (replacement) Drive Belt Inspection/Replacement: Inspect every 6,000 km, replace every 10,000-12,000 km Fluid Specifications Engine Oil Type: SAE 10W-30 Synthetic 2-stroke oil (specific API/JASO rating required - refer to manual) Gearbox Oil Type: SAE 80W-90 Gear Oil Coolant Type: Ethylene glycol-based antifreeze coolant, 50% mixture with distilled water Brake Fluid Type: DOT 4 Known Issues Common Issues: Can include premature wear on variator rollers, ignition coil failures, fuel injector clogging, electrical connector corrosion due to exposure. Maintenance Importance: Proper and timely maintenance is crucial for the longevity and performance of the high-strung two-stroke engine. 📚 Vehicle History Brand Heritage Brand Origins: Italian manufacturer with a strong legacy in sport motorcycles and scooters Model Evolution Sr50 Lineage: The SR50 has been a flagship model for Aprilia, known for its sporty design and performance in the 50cc segment, with continuous updates and technological advancements. Production Manufacturing Location: Italy