🏷️ Basic Information Identification Make: Aprilia Model: RS250 Model Code: RS 250 Generation Generation Designation: MK1 Production Years Covered By Manual: 1994-1998 👋 Introduction Market Position Motorcycle Segment: Lightweight, high-performance sportbike. Target Audience: Enthusiast riders seeking track-day performance and spirited street riding. Competitive Analysis Key Competitors: Yamaha YZF-R6 (later models), Honda CBR600F (later models), Suzuki GSX-R600 (later models), Kawasaki Ninja ZX-6R (later models). Unique Selling Proposition: Unique two-stroke 50-degree V-twin engine derived from Suzuki RGV250, combined with Aprilia's chassis and suspension expertise. Key Features Engine Configuration: Liquid-cooled, 49-degree V-twin, 2-stroke. Frame Type: Aluminum twin-spar frame. Suspension Front: 41mm upside-down (USD) Marzocchi fork. Suspension Rear: Monoshock Sachs rear suspension with adjustable preload and rebound damping. Brakes: Dual front discs with Nissin calipers, single rear disc with Nissin caliper. 📋 Manual Details Coverage Areas Geographic Markets Covered By Original Manual: Global (based on language options) Page Count Total Pages: 580 Manual Type Manual Classification: Workshop Repair & Service Manual Language Languages Included: English, Italian, Spanish Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Complete disassembly, inspection, and reassembly of the 2-stroke V-twin engine, including cylinder head, pistons, connecting rods, crankshaft, lubrication system, and cooling system. Fuel System: Carburetor tuning and overhaul (Mikuni TM34), fuel pump operation, fuel lines, and fuel tank maintenance. Ignition System: CDI ignition system, spark plug specifications, ignition timing, and troubleshooting of ignition components. Exhaust System: Expansion chamber analysis, pipe maintenance, and silencer service. Transmission And Drivetrain: Gearbox disassembly and reassembly, clutch operation and adjustment, chain drive maintenance, and sprocket replacement. Cooling System: Radiator service, coolant specifications, water pump maintenance, and thermostat operation. Chassis And Frame: Frame inspection, steering head bearing service, and swingarm maintenance. Suspension Front: Front fork (41mm USD Marzocchi) disassembly, inspection, fluid replacement, seal replacement, and damping adjustments. Suspension Rear: Monoshock rear suspension (Sachs) service, linkage maintenance, and shock absorber adjustments. Braking System Front: Dual 320mm disc brakes with 4-piston Nissin calipers, caliper overhaul, pad replacement, master cylinder service, and fluid bleeding. Braking System Rear: 220mm disc brake with 2-piston Nissin caliper, caliper overhaul, pad replacement, master cylinder service, and fluid bleeding. Wheels And Tires: Wheel bearing inspection and replacement, tire size specifications, and pressure recommendations. Electrical System: Wiring diagrams, battery maintenance, lighting systems, starter system, and instrument cluster diagnostics. Bodywork And Fairings: Fairing removal and installation, seat maintenance, and general body panel service. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain adjustment, brake fluid checks, coolant checks, and general inspection. Troubleshooting Diagnostics: Step-by-step diagnostic procedures for common problems, including starting issues, engine performance problems, and electrical faults. Engine Rebuild: Detailed instructions for complete engine disassembly, inspection of wear limits, component replacement (pistons, rings, bearings), and reassembly. Suspension Rebuild: Complete overhaul of front forks and rear shock absorber, including seal replacement, oil changes, and valving adjustments. Brake System Service: Bleeding procedures, caliper and master cylinder overhaul, and pad and rotor replacement. Carburetor Synchronization And Tuning: Detailed instructions for tuning and synchronizing the Mikuni carburetors for optimal performance. Electrical Component Testing: Testing of CDI unit, coils, stator, rectifier, and other electrical components. Technical Depth Diagnostic Capabilities: Advanced diagnostic procedures for identifying and resolving complex mechanical and electrical issues. Rebuild Level: Comprehensive rebuild procedures for all major mechanical and electrical components. Special Tool Requirements: Identification of specialized tools required for specific procedures. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text, enabling quick information retrieval. Print Quality Print Readability: Designed to be printable, implying good resolution and clarity for physical copies. Binding Type Digital Binding: N/A (Digital Product) Paper Type Digital Paper Simulation: Simulated paper format for iPad compatibility, suggesting page-by-page layout. ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 49-degree V-twin, 2-stroke. Displacement: 249 cc Bore X Stroke: 54.0 mm x 54.5 mm Compression Ratio: 7.5:1 Power Output Estimated: Approx. 65 hp @ 11,000 rpm (varies by market and specific tuning) Torque Estimated: Approx. 42 Nm @ 10,000 rpm (varies by market and specific tuning) Valvetrain: Reed valve induction. Cooling Method: Liquid-cooled. Performance Ignition System: Digital CDI with dual spark plugs per cylinder. Fuel System Carburetors: 2 x Mikuni TM34SS flat-slide carburetors. Fuel Delivery: Premix (or separate oil injection system - check specific model/region). 🔧 Transmission Standard Transmission Type: 6-speed constant mesh. Clutch Type: Wet multi-plate. Features Gear Ratios: Specific gear ratios provided in manual (e.g., 1st: 2.500, 2nd: 1.833, 3rd: 1.400, 4th: 1.130, 5th: 0.960, 6th: 0.850). Final Drive: Chain drive. 📐 Dimensions Exterior Overall Length: Approx. 2,000 mm (78.7 in) Overall Width: Approx. 720 mm (28.3 in) Wheelbase: Approx. 1,375 mm (54.1 in) Weights Dry Weight: Approx. 138 kg (304 lbs) Wet Weight Estimated: Approx. 150 kg (330 lbs) Fuel Capacity: 16 liters (4.2 US gal) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle - safety ratings typically not applied in same manner as...