🏷️ Basic Information Identification Make: Aprilia Model: RS250 Year Range Covered: 1995-1997 👋 Introduction Market Position Segment: Lightweight 2-stroke sportbike Performance Focus: High-performance, track-focused, exhilarating ride Competitive Analysis Key Rivals: Yamaha YZF-R6 (early), Suzuki RGV250, Kawasaki KR-1S Key Features Engine Type: V-twin, liquid-cooled, 2-stroke, reed valve induction, power-valved Performance Character: Strong mid-range and top-end power, aggressive powerband Handling: Nimble chassis, excellent cornering ability, inspired by GP racing technology Braking: Powerful dual-disc front braking system Unique Aspect: Share's much of its DNA with the legendary Suzuki RGV250 (RGV Gamma) 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive workshop repair and maintenance Page Count Estimated Pages: 200+ Manual Type Type: Digital Workshop Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: 2-stroke V-twin, power valve system, carburation, cooling, lubrication Transmission: 6-speed gearbox, clutch operation, chain drive, maintenance Chassis: Frame, suspension (front forks, rear shock absorber), steering head, wheel bearings Brakes: Front and rear disc brakes, hydraulic system, caliper maintenance, master cylinders Electrical System: Ignition system, lighting, charging system (stator, regulator/rectifier), battery, wiring diagrams, switches Fuel System: Fuel tank, fuel lines, fuel pump, carburetor adjustment and overhaul (Mikuni TMX) Exhaust System: Expansion chambers, mufflers, sealing, gasket replacement Bodywork: Fairings, seat, tank, fenders, graphics, assembly/disassembly Procedures Included Maintenance: Routine servicing, oil changes, filter replacement, chain lubrication and adjustment, spark plug replacement Diagnostics: Troubleshooting guides for common performance issues, electrical faults, starting problems Repair: Engine rebuild, carburetor tuning, suspension servicing, brake bleeding, electrical component replacement Rebuilding: Detailed step-by-step procedures for complete engine disassembly and reassembly Restoration: Guidance on refurbishing and restoring aging components Technical Depth Depth: Detailed overhaul procedures, torque specifications, critical measurements, schematics 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable content Print Quality: High-resolution, printable pages Binding Type Binding Type: N/A (Digital) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Type: Liquid-cooled, 2-stroke, V-twin Displacement: 249 cc Bore X Stroke: 54.0 mm x 54.4 mm Compression Ratio: 7.5:1 (approx.) Valvetrain: Reed valve induction with Suzuki 'SAEC' (Suzuki Advanced Engine Control) power valves Performance Horsepower: 65.1 hp @ 11,000 rpm (approx. claimed) Torque: 39.9 Nm @ 10,000 rpm (approx. claimed) Fuel System Carburetors: Twin Mikuni TMX30 flat-slide carburetors Fuel Delivery: Premix (oil injected via separate oil pump or manual premix) Cooling System: Liquid-cooled Lubrication System: Automatic oil injection (separate oil tank) 🔧 Transmission Standard Type: 6-speed constant mesh gearbox Clutch: Wet, multi-plate, cable-actuated Features Final Drive: Chain driven (520 O-ring chain) Gear Ratios: Specific ratios detailed within the manual (e.g., 1st: 2.461, 6th: 0.958) 📐 Dimensions Exterior Length: Approx. 1990 mm Width: Approx. 710 mm Height: Approx. 1140 mm Wheelbase: Approx. 1365 mm Weights Dry Weight: 150 kg (approx.) Wet Weight: 170 kg (approx.) Fuel Tank Capacity: 16 Liters 🛡️ Safety Features Ratings Safety Rating: N/A (Motorcycle, subject to national regulations) Active Features Braking System: Dual front hydraulic discs (320mm), single rear hydraulic disc (220mm) Tires Front: 120/60-17 Tires Rear: 160/60-17 Passive Features Lighting: Halogen headlight, LED tail light Mirrors: Integrated handlebar mirrors 💡 Technology Features Infotainment Infotainment System: N/A (Analog gauges only) Engine Management Power Valve Control: Suzuki Advanced Engine Control (SAEC) - electronic control of exhaust power valves for broader powerband. 🔧 Maintenance Service Intervals Oil Change Engine: Refer to manual (typically every 3,000-5,000 km, or annually) Spark Plug Replacement: Refer to manual (e.g., NGK BR9EG, every 5,000-8,000 km) Chain Maintenance: Lubricate and adjust every 500-1,000 km Coolant Replacement: Refer to manual (e.g., every 2 years) Fluid Specifications Engine Oil Type: 2-stroke synthetic premix oil (e.g., Motul 800 2T, Castrol TTS) Coolant Type: Ethylene glycol-based antifreeze/coolant (50/50 mix with distilled water) Brake Fluid: DOT 4 or DOT 5.1 hydraulic brake fluid Fork Oil: Refer to manual for viscosity and level (e.g., 7.5W, specific level) Known Issues Power Valves: Carbon buildup leading to sticking or malfunction. Requires regular cleaning. Carburetor Sync: Carburetors can go out of sync, requiring periodic adjustment. Electrical Connections: Corrosion or loose connections, especially in the charging system or lighting circuits. Clutch Slippage: Can occur with high mileage or aggressive use. 2-Stroke Specific: Requires correct fuel/oil mixture and proper operation of the power valve system for optimal performance and longevity. 📚 Vehicle History Brand Heritage Manufacturer Origin: Aprilia, Italy Racing Pedigree: Aprilia has a strong history in Grand Prix motorcycle racing, particularly in the 250cc class. Model Evolution Development Basis: Based on the highly successful Suzuki RGV250 Gamma chassis and engine architecture (due to a past collaboration). Updates: Minor updates between 1995 and 1997, often related to graphics, suspension tuning, or minor component changes. Production Production Period: 1995-2004 (across different generations) Manufacturing Location: Italy 🏆 Awards & Recognition Recognitions Industry Acclaim: Often praised for its sharp handling and potent 2-stroke performance, a cult classic among enthusiasts.