🏷️ Basic Information Identification Make: Aprilia Model: RS250 Model Code: V1 Applicable Years: 1994, 1995, 1996, 1997, 1998 Codes Chassis Code Range: AP010000 to AP019999 Engine Code Prefix: AP_RS250 👋 Introduction Market Position Vehicle Segment: Lightweight, high-performance two-stroke sportbike. Target Audience: Enthusiast riders and DIY mechanics seeking to maintain and repair their Aprilia RS250. Competitive Analysis Key Competitors Era: Yamaha YZF-R6, Suzuki GSX-R600, Kawasaki Ninja ZX-6R, Honda CBR600F. Key Features Engine Type: Liquid-cooled, 72-degree V-twin, two-stroke. Performance Focus: Agile handling, strong mid-range power, thrilling two-stroke experience. Suspension Design: Advanced upside-down front forks and a sophisticated rear monoshock system. 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: Downloadable Digital File (likely PDF) Page Count Estimated Page Count: 300+ 📖 Manual Coverage Systems Covered Engine Mechanical: Cylinder head, piston, crankshaft, connecting rods, lubrication, cooling, engine disassembly/assembly. Engine Performance: Carburetion tuning, ignition system, exhaust system analysis. Fuel System: Fuel tank, fuel lines, fuel pump (if applicable), carburettor identification and servicing (Mikuni TM34). Transmission: Gearbox, clutch operation and adjustment, gear selection mechanisms, transmission fluid. Brakes: Front and rear brake systems, caliper maintenance, rotor specifications, brake fluid replacement and bleeding procedures. Suspension: Front forks (upside-down telescopic, adjustable), rear monoshock suspension, swingarm, linkage maintenance, suspension fluid. Electrical System: Wiring diagrams, ignition system troubleshooting, lighting, starter motor, battery, charging system. Bodywork And Chassis: Frame inspection, fairing removal and installation, seat, fuel tank mounting, body panel repair. Wheels And Tires: Wheel bearing replacement, tire pressure recommendations, wheel balancing. Cooling System: Radiator, cooling fan, coolant types and capacities, thermostat operation. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain adjustment and lubrication. Troubleshooting: Diagnostic charts for common problems, identifying causes of poor performance. Rebuilds: Complete engine rebuild instructions, gearbox overhauls, suspension component rebuilds. Adjustments: Carburetor synchronization, clutch and throttle cable adjustments, suspension sag settings. Specifications And Torques: Torque values for all critical fasteners, component measurements, clearances. Special Tool Requirements: Identification of specific tools needed for certain repair procedures. Technical Depth Depth Level: Comprehensive (from basic maintenance to full engine and chassis rebuild). Detail Level: Highly detailed step-by-step instructions with diagrams and illustrations. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) Print Quality Digital Quality: High-resolution, clear text and images suitable for printing. Binding Type Physical Equivalent: Spiral-bound or perfect-bound (typical for workshop manuals). Paper Type Physical Equivalent: Durable, laminated pages (for resistance to workshop grease and fluids). ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 72° V-twin, two-stroke Displacement: 249 cc (249.3 cc) Bore X Stroke: 54.0 mm x 54.5 mm Compression Ratio: 7.5:1 Power Delivery System: Reed valve induction, exhaust power valves (APCS - Aprilia Controlled Power System). Performance Horsepower: Approx. 70 hp @ 11,000 rpm (claimed, depending on market restrictions) Torque: Approx. 39 Nm (28.7 lb-ft) @ 10,000 rpm (claimed) Fuel System Carburetors: 2 x Mikuni TM34SS flat slide with TPS (Throttle Position Sensor) Fuel Type: Unleaded gasoline, minimum 95 RON (recommended premium) Fuel Delivery: Oil injection system (separate oil reservoir) Oil Type Injection: 2-stroke premix oil (e.g., Castrol TTS, Motul 710) 🔧 Transmission Standard Type: Constant mesh, 6-speed Clutch: Wet multi-plate, cable-actuated Features Gear Ratios: 1st: 2.5, 2nd: 1.88, 3rd: 1.47, 4th: 1.23, 5th: 1.05, 6th: 0.91 (Typical values, check specific year/market). Final Drive: Chain drive, 520 pitch, 15T front sprocket, 42T rear sprocket (typical). Transmission Fluid Type: SAE 75W/90 GL-4 or GL-5 gear oil (check manual for specific viscosity and API rating). 📐 Dimensions Exterior Length: Approx. 2020 mm (79.5 in) Width: Approx. 720 mm (28.3 in) Height: Approx. 1140 mm (44.9 in) Wheelbase: Approx. 1370 mm (53.9 in) Seat Height: Approx. 810 mm (31.9 in) Weights Dry Weight: Approx. 141 kg (310.8 lbs) Wet Weight: Approx. 157 kg (346.1 lbs) Cargo Fuel Tank Capacity: 16 Liters (4.2 US Gallons) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle safety ratings are not standardized like automobiles). Active Features Braking System: Dual front 320mm discs with 4-piston calipers, single rear 240mm disc with 2-piston caliper. Tire Specifications: Front: 120/70-17, Rear: 160/60-17 (typical). Passive Features Frame Construction: Aluminum alloy twin-spar frame. Lighting: Halogen headlamp, LED tail light. 💡 Technology Features Infotainment Dashboard: Analog tachometer, speedometer, odometer, trip meter, coolant temperature gauge, indicator lights. Driver Assistance Power Assist: Aprilia Controlled Power System (APCS) - electronically controlled exhaust powervalves. Connectivity Connectivity Features: None (This era of sportbikes did not feature modern electronic connectivity). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 - 4,000 km (or as specified in the manual), check oil level frequently. Spark Plug Replacement: Every 6,000 - 10,000 km (NGK BR9ECS or equivalent recommended). Air Filter Cleaning: Every 3,000 - 5,000 km, depending on riding conditions. Chain Maintenance: Clean and lubricate every 500-700 km, adjust tension as needed. Brake Fluid Flush: Every 12-18 months, or as per manual's recommendation. Fluid Specifications Engine Oil...