🏷️ Basic Information Identification Make: Aprilia Model: RS250 Year: 1996 Product Type: Workshop Repair Service Manual 👋 Introduction Market Position Segment: High-performance sportbike Target Audience: Enthusiast owners, mechanics, and race teams requiring detailed technical information. Competitive Analysis Competitors: Yamaha YZF-R6, Suzuki GSX-R600, Honda CBR600F series, Kawasaki ZX-6R. Key Features Distinction: Known for its potent 2-stroke V-twin engine, race-derived chassis, and sharp handling, making it a cult classic. Value Proposition Manual Value: Essential resource for maintaining the performance and longevity of a specialized, high-revving Italian sportbike. 📋 Manual Details Coverage Areas Engine Coverage: All engine variants Transmission Coverage: All transmission types Trim Level Coverage: All trim levels Page Count Estimated Pages: Refer to actual manual contents (typically 200-400 pages for comprehensive workshop manuals) Manual Type Type: Workshop Repair Service Manual Language Language: English (typical for international models) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, component disassembly, assembly, lubrication, cooling, fuel, ignition, exhaust, performance tuning. Transmission: Gearbox overhaul, clutch operation and adjustment, gearshift mechanism, lubrication. Chassis Suspension: Front fork (telescopic, upside-down likely), rear shock absorber (monoshock), swingarm, bearings, adjustments, and replacement. Brakes: Front and rear brake systems (disc brakes likely), hydraulic systems, caliper maintenance, master cylinder, bleeding, pad replacement, rotor inspection. Electrical System: Wiring diagrams, lighting, ignition system, charging system (stator, regulator/rectifier), battery, starter, fuses, switches, instrumentation. Fuel System: Carburetor identification and adjustment (likely Mikuni T25's), fuel pump, fuel lines, tank maintenance. Cooling System: Radiator, coolant type and capacity, hoses, fan (if applicable), thermostat, water pump. Bodywork Frame: Fairing removal and installation, seat, fuel tank, frame inspection, body panel repair and fitment. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacement, chain adjustment, spark plug replacement, brake fluid changes, coolant flushes. Troubleshooting: Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides. Repair: Step-by-step repair instructions for all major components, including engine rebuild, suspension overhaul, electrical fault finding, and bodywork repair. Diagnostics: Detailed diagnostic flowcharts and procedures for identifying and rectifying faults. Technical Depth Depth: Comprehensive: Covers everything from routine maintenance to complete engine and chassis rebuilds, including detailed specifications and tolerances. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable if professionally scanned and indexed. Print Quality Quality: Dependent on source; professional PDFs offer high clarity for diagrams and text. Binding Type Binding: Not applicable for PDF download. Paper Type Paper: Not applicable for PDF download. ⚙️ Engine Specifications Primary Engine Configuration: 90-degree V-twin, 2-stroke Displacement: 249 cc Bore X Stroke: 54.0 mm x 54.5 mm (typical) Cooling System: Liquid-cooled Ignition System: Digital CDI (Capacitor Discharge Ignition) with dual spark plugs per cylinder Performance Horsepower: Approx. 70-75 HP @ 11,000 RPM (claimed) Torque: Approx. 31-33 lb-ft @ 10,500 RPM (claimed) Fuel System Carburetors: Twin Mikuni TM34SS flat-slide carburetors Fuel Delivery: Pre-mix oil injection system (separate oil reservoir) or premix manual Lubrication Oil Type: High-quality 2-stroke synthetic engine oil (specific ISO EG-X or JASO FD recommended) Engine Codes Engine Identification: Engine serial numbers typically found on the crankcase. 🔧 Transmission Standard Type: 6-speed constant mesh, sequential manual transmission Clutch: Wet, multi-plate clutch, cable operated Features Gear Ratios: Specific ratios detailed in the manual (crucial for performance tuning). Final Drive: Chain drive Fluid Specifications Transmission Oil Type: High-quality 2-stroke engine oil mixed with fuel, or specific 2-stroke premix oil. 📐 Dimensions Exterior Length: Approx. 1950 mm (76.8 in) Width: Approx. 720 mm (28.3 in) Height: Approx. 1100 mm (43.3 in) Weights Dry Weight: Approx. 140 kg (309 lbs) Wet Weight: Approx. 154 kg (340 lbs) (with fluids) Fuel Capacity: Approx. 16 Liters (4.2 US gal) 🛡️ Safety Features Ratings Crash Test Info: Not applicable to motorcycles in the same way as cars; focus is on handling dynamics and rider protection. Active Features Braking System: Dual front disc brakes, single rear disc brake. High-performance calipers (e.g., Nissin). Suspension: Fully adjustable upside-down front fork and adjustable monoshock rear suspension for precise handling. Passive Features Frame Construction: Aluminum twin-spar frame for rigidity and light weight. Tires: Sport-oriented radial tires (specific sizes and pressure detailed in manual). 💡 Technology Features Infotainment Features: Not applicable (basic instrumentation). Driver Assistance Features: Not applicable. Connectivity Features: Not applicable. 🔧 Maintenance Service Intervals Oil Change: Refer to manual; typically every 3,000-5,000 km or annually for engine oil (if applicable to gearbox). Spark Plugs: Refer to manual; typically every 5,000-10,000 km or as per manufacturer recommendation for high-performance 2-stroke plugs. Chain Maintenance: Lubrication and adjustment every 500-1000 km or after riding in wet conditions. Brake Fluid: Flush and replace every 2 years or as specified. Coolant: Flush and replace every 2-3 years or as specified. Fluid Specifications Engine Oil: Specific 2-stroke synthetic oil (e.g., Motul 800 2T, Castrol TTS) for premix or oil injection system. Refer to manual for exact grade. Transmission Oil: Refer to manual; often a specific gear oil for the gearbox...
Gearbox overhaul, clutch operation and adjustment, gearshift mechanism, lubrication.
Chassis Suspension:
Front fork (telescopic, upside-down likely), rear shock absorber (monoshock), swingarm, bearings, adjustments, and replacement.
Brakes:
Front and rear brake systems (disc brakes likely), hydraulic systems, caliper maintenance, master cylinder, bleeding, pad replacement, rotor inspection.
Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides.
Repair:
Step-by-step repair instructions for all major components, including engine rebuild, suspension overhaul, electrical fault finding, and bodywork repair.
Diagnostics:
Detailed diagnostic flowcharts and procedures for identifying and rectifying faults.
Technical Depth
Depth:
Comprehensive: Covers everything from routine maintenance to complete engine and chassis rebuilds, including detailed specifications and tolerances.
📊 Manual Specifications
File Format
File Type:
PDF
Searchability:
Likely text-searchable if professionally scanned and indexed.
Print Quality
Quality:
Dependent on source; professional PDFs offer high clarity for diagrams and text.
Binding Type
Binding:
Not applicable for PDF download.
Paper Type
Paper:
Not applicable for PDF download.
⚙️ Engine Specifications
Primary Engine
Configuration:
90-degree V-twin, 2-stroke
Displacement:
249 cc
Bore X Stroke:
54.0 mm x 54.5 mm (typical)
Cooling System:
Liquid-cooled
Ignition System:
Digital CDI (Capacitor Discharge Ignition) with dual spark plugs per cylinder
Performance
Horsepower:
Approx. 70-75 HP @ 11,000 RPM (claimed)
Torque:
Approx. 31-33 lb-ft @ 10,500 RPM (claimed)
Fuel System
Carburetors:
Twin Mikuni TM34SS flat-slide carburetors
Fuel Delivery:
Pre-mix oil injection system (separate oil reservoir) or premix manual
Lubrication
Oil Type:
High-quality 2-stroke synthetic engine oil (specific ISO EG-X or JASO FD recommended)
Engine Codes
Engine Identification:
Engine serial numbers typically found on the crankcase.
Specific ratios detailed in the manual (crucial for performance tuning).
Final Drive:
Chain drive
Fluid Specifications
Transmission Oil Type:
High-quality 2-stroke engine oil mixed with fuel, or specific 2-stroke premix oil.
📐 Dimensions
Exterior
Length:
Approx. 1950 mm (76.8 in)
Width:
Approx. 720 mm (28.3 in)
Height:
Approx. 1100 mm (43.3 in)
Weights
Dry Weight:
Approx. 140 kg (309 lbs)
Wet Weight:
Approx. 154 kg (340 lbs) (with fluids)
Fuel Capacity:
Approx. 16 Liters (4.2 US gal)
🛡️ Safety Features
Ratings
Crash Test Info:
Not applicable to motorcycles in the same way as cars; focus is on handling dynamics and rider protection.
Active Features
Braking System:
Dual front disc brakes, single rear disc brake. High-performance calipers (e.g., Nissin).
Suspension:
Fully adjustable upside-down front fork and adjustable monoshock rear suspension for precise handling.
Passive Features
Frame Construction:
Aluminum twin-spar frame for rigidity and light weight.
Tires:
Sport-oriented radial tires (specific sizes and pressure detailed in manual).
💡 Technology Features
Infotainment
Features:
Not applicable (basic instrumentation).
Driver Assistance
Features:
Not applicable.
Connectivity
Features:
Not applicable.
🔧 Maintenance
Service Intervals
Oil Change:
Refer to manual; typically every 3,000-5,000 km or annually for engine oil (if applicable to gearbox).
Spark Plugs:
Refer to manual; typically every 5,000-10,000 km or as per manufacturer recommendation for high-performance 2-stroke plugs.
Chain Maintenance:
Lubrication and adjustment every 500-1000 km or after riding in wet conditions.
Brake Fluid:
Flush and replace every 2 years or as specified.
Coolant:
Flush and replace every 2-3 years or as specified.
Fluid Specifications
Engine Oil:
Specific 2-stroke synthetic oil (e.g., Motul 800 2T, Castrol TTS) for premix or oil injection system. Refer to manual for exact grade.
Transmission Oil:
Refer to manual; often a specific gear oil for the gearbox (e.g., SAE 75W-90 or 10W-40 motorcycle gear oil).
Brake Fluid:
DOT 4 recommended (verify with manual).
Coolant:
Ethylene glycol-based coolant, typically 50/50 mix with distilled water.
Known Issues
Common Problems:
Carburetor synchronization issues, power valve sticking, premature wear on 2-stroke engine components if not properly maintained, electrical connector corrosion.
Tuning Considerations:
Proper jetting and power valve settings are critical for optimal performance and longevity of the 2-stroke engine.
📚 Vehicle History
Brand Heritage
Manufacturer Origin:
Aprilia is an Italian motorcycle manufacturer with a strong racing pedigree, particularly in Grand Prix racing.
Model Evolution
Development Basis:
The RS250 was largely based on Suzuki's RGV250 V-twin engine and chassis technology (due to a past partnership).
Generations:
Multiple iterations of the RS250 existed, with the 1996 model being one of the earlier versions.
Production
Production Years:
1995-2003 (approximately)
Manufacturing Location:
Italy
🏆 Awards & Recognition
Recognitions
Track Performance:
Highly regarded for its track day capabilities and racing heritage in its class.
Cult Following:
Maintains a dedicated enthusiast following due to its aggressive styling, potent 2-stroke engine, and distinctive character.
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