🏷️ Basic Information Identification Make: Aprilia Model: RS 250 Year: 2002 Generation Generation: Second Generation (MK II) Codes Chassis Code Prefix: AP821 👋 Introduction Market Position Market Segment: High-Performance Sportbike, Lightweight 2-Stroke Category Competitive Analysis Key Competitors Era: Yamaha YZF-R6, Kawasaki Ninja ZX-6R, Suzuki GSX-R600, Honda CBR600F Key Features Model Highlights: Renowned for its potent V-twin 2-stroke engine, sharp handling derived from racing technology, and distinctive aggressive styling. Manual Value Proposition: Essential resource for owners seeking to maintain, repair, and preserve the performance and longevity of their iconic Aprilia RS 250. 📋 Manual Details Coverage Areas Primary Coverage: Full Service, Repair, Maintenance, Rebuilding, Refurbishing, Restoration Page Count Estimated Page Count: 300+ Manual Type Type: Full Service & Repair Manual Language Language: English Format Format: Digital (Likely PDF) 📖 Manual Coverage Systems Covered Engine: 2-Stroke V-Twin, Carburetor System, Ignition System, Cooling System, Lubrication System Transmission: 6-Speed Sequential, Clutch System, Gearbox Components, Shift Linkage Chassis And Suspension: Frame, Swingarm, Front Forks (USD), Rear Shock Absorber, Steering System Brakes: Front and Rear Disc Brakes, Master Cylinders, Calipers, Brake Lines, Hydraulic System Electrical System: Wiring Harness, Lighting System, Battery, Starter System, Charging System, ECU, Sensors Bodywork And Fairings: Fairing Removal and Installation, Seat, Fuel Tank, Tail Section, Aerodynamics Procedures Included Routine Maintenance: Oil Changes, Filter Replacements, Chain Adjustment, Spark Plug Service, Air Filter Cleaning/Replacement Troubleshooting: Diagnostic Flowcharts, Fault Finding Procedures, Symptom-Based Diagnosis Engine Rebuild: Top End Rebuild (Pistons, Rings, Cylinders), Bottom End Overhaul (Crankshaft, Bearings), Sealing Component Replacement Transmission Service: Clutch Replacement, Gearbox Disassembly and Reassembly, Shift Drum and Fork Alignment Suspension Tuning: Fork Oil Replacement, Shock Rebuild (if applicable), Spring Preload Adjustment Brake System Service: Brake Fluid Flush and Bleed, Pad Replacement, Rotor Inspection, Caliper Rebuild Electrical Diagnostics: Wiring Diagram Interpretation, Component Testing, Fault Code Retrieval (if applicable) Technical Depth Depth: Comprehensive (from basic maintenance to complete engine and chassis overhauls) Detail Level: Detailed step-by-step instructions with accompanying diagrams and specifications 📊 Manual Specifications File Format Digital Format: PDF (Searchable Text Recommended) Print Quality Image Resolution: High-resolution diagrams and illustrations suitable for printing Binding Type Binding: N/A (Digital) Paper Type Paper Quality: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-Cooled, 2-Stroke, 72-Degree V-Twin Displacement: 249 cc Bore X Stroke: 54 mm x 54.5 mm Compression Ratio: 12.9:1 Valvetrain: Rotary Reed Valve Induction Performance Horsepower Peak: 70.7 HP @ 11,500 RPM (Approx.) Torque Peak: 45 Nm @ 10,500 RPM (Approx.) Fuel System Carburetors: Twin 32mm Flat Slide Mikuni TM32SS Fuel Type: Unleaded Premium Gasoline (95-98 RON) Oil Mixture: Pre-mix or Autolube System (Manual will detail) Cooling System Cooling Method: Liquid-Cooled Coolant Type: Ethylene Glycol based coolant (e.g., Motul Motocool Expert) 🔧 Transmission Standard Type: 6-Speed Constant Mesh Sequential Features Clutch Type: Wet Multi-Plate Final Drive: Chain Drive (520 Pitch) Transmission Oil Type: API GL-4, SAE 75W/90 Synthetic Gear Oil (e.g., Castrol MTX Gear Oil) 📐 Dimensions Exterior Length: Approx. 1985 mm (78.1 in) Width: Approx. 730 mm (28.7 in) Height: Approx. 1100 mm (43.3 in) Wheelbase: Approx. 1370 mm (53.9 in) Weights Dry Weight: Approx. 130 kg (286.6 lbs) Wet Weight: Approx. 148 kg (326.3 lbs) Fuel Capacity: Approx. 16 Liters (4.2 US gal) 🛡️ Safety Features Ratings Safety Rating: N/A (Motorcycle Specific) Active Features Braking System: Dual Front Disc, Single Rear Disc (High-performance components) Suspension Features: Adjustable front forks and rear shock for optimized handling and stability. Passive Features Frame Construction: Lightweight Aluminum Twin-Spar Frame (Derived from racing) Tires: Sport-oriented radial tires (e.g., 120/70ZR17 Front, 160/60ZR17 Rear) 💡 Technology Features Infotainment Infotainment System: N/A (Performance Motorcycle) Driver Assistance Rider Aids: N/A (Basic rider inputs required) Engine Management Ignition System: Digital CDI with Power Jet control. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual (Typically every 3,000-5,000 km or annually) Spark Plug Replacement: Refer to manual (Typically 5,000-10,000 km) Chain Maintenance: Regular cleaning and lubrication (e.g., every 500-1000 km) Fluid Specifications Engine Oil: 2-Stroke Premix Oil (e.g., Motul 800 2T Factory Line Off Road) or specified Autolube oil. Coolant Capacity: Refer to manual (Approx. 1.5 - 1.8 Liters) Brake Fluid Type: DOT 4 Known Issues Common Wear Items: Exhaust Power Valves (carbon buildup), Clutch Plates, Crankshaft Seals, Ignition Coils, Carburetor Synchronization. Potential Failures: Overheating if cooling system is not maintained, premature wear on 2-stroke engine components if not properly oiled and maintained. 📚 Vehicle History Brand Heritage Aprilia Legacy: Aprilia has a strong heritage in Grand Prix racing, particularly in the 125cc and 250cc classes, influencing the design and performance of its road bikes like the RS 250. Model Evolution Rs250 Development: The RS 250 was developed using Suzuki's RGV250 V-twin engine and chassis technology, with Aprilia refining the styling, suspension, and electronics to create a superior package. Mk Ii Updates: The 2002 model represents the second generation (MK II) which often featured subtle improvements in styling, ergonomics, and possibly...