🏷️ Basic Information Identification Make: Yamaha Model: BR250F Common Model Name: Virago 250 Production Years Covered By Manual: 1981-1990 Vin Prefix: N/A (Motorcycle specific codes apply) Codes Manual Product Code: BR250F (1981-1990) Factory Service Repair Manual PDF Download 👋 Introduction Market Position Target Audience: Yamaha BR250F owners, DIY mechanics, repair shops Competitive Analysis Manual Advantage: Official factory manual, comprehensive coverage, cost savings on labor Key Features Key Benefit 1: Save $50-$60 per hour on shop labor costs Key Benefit 2: Empowers owners to perform all servicing and repairs Key Benefit 3: Provides factory-level knowledge and procedures 📋 Manual Details Coverage Areas Primary Coverage: Complete factory service and repair for Yamaha BR250F models Model Year Coverage: 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990 Style Coverage: All styles covered Page Count Estimated Page Count: Hundreds of pages (specific count not provided, but described as comprehensive) Manual Type Manual Designation: Factory Service Repair Manual Source Authenticity: Actual Genuine Repair Service Factory Manuals (Not 3rd party) Language Primary Language: English Format Delivery Method: PDF Download File Format: PDF Compatibility: Windows and Mac OS Print Capability: Printable without restriction (entire manual or select pages) Digital Storage: Can be saved to hard drive and burned to CD-ROM 📖 Manual Coverage Systems Covered General Information: Yes Fuel System: Yes Cooling System: Yes Engine Top End: Yes Clutch: Yes Engine Lubrication System: Yes Engine Removal Installation: Yes Crankshaft Transmission: Yes Wheels Tires: Yes Final Drive: Yes Brakes: Yes Suspension: Yes Steering: Yes Frame: Yes Electrical System: Yes Appendix: Yes Procedures Included Maintenance: Comprehensive (step-by-step) Repair: All repair procedures covered in great detail Diagnostics: Advanced troubleshooting guide, fault symptom diagnosis Tuning Adjustment: Yes (implied by repair and maintenance) Rebuilding Refurbishing: Everything needed for rebuild, refurbish, or restoration Wiring Diagrams: Detailed wiring diagrams for electrical system tracing Troubleshooting Tips: Common fixes, diagnostic techniques, and troubleshooting guidance Technical Depth Depth Of Information: Factory-trained technician level, everything you will ever need Detail Level: Step-by-step instructions, detailed substeps, notes, cautions, warnings Illustrations Diagrams: Actual illustrations, drawings, photos, enlarged insets 📊 Manual Specifications File Format Document Type: Digital PDF Searchability: Searchable text functionality for quick information retrieval Print Quality Print Resolution: High resolution Binding Type Binding: N/A (Digital PDF, printable) Paper Type Paper Type: N/A (Digital PDF, user prints on desired paper) ⚙️ Engine Specifications Primary Engine Engine Type: V-Twin, Four-stroke, SOHC Displacement: 249 cc (15.2 cu in) Bore X Stroke: 49.0 mm x 66.0 mm (1.93 x 2.60 in) Compression Ratio: 9.7:1 (Typical, may vary slightly) Performance Horsepower: Approx. 21.0 HP @ 8000 RPM (Varies by model year and specific tuning) Torque: Approx. 19.0 Nm (14 lb-ft) @ 6500 RPM (Varies by model year and specific tuning) Fuel System Carburetor Type: Mikuni VM24SS (or similar twin carbs) Fuel Type: Unleaded gasoline (Octane rating typically 86 or higher) Fuel Tank Capacity: Approx. 9.5 Liters (2.5 US gal) 🔧 Transmission Standard Transmission Type: 5-speed constant mesh Clutch Type: Wet, multiple disc Final Drive: Chain drive 📐 Dimensions Exterior Overall Length: Approx. 2185 mm (86.0 in) Overall Width: Approx. 750 mm (29.5 in) Overall Height: Approx. 1045 mm (41.1 in) Wheelbase: Approx. 1405 mm (55.3 in) Weights Dry Weight: Approx. 143 kg (315 lbs) Wet Weight: Approx. 154 kg (340 lbs) 🛡️ Safety Features Ratings Safety Ratings: N/A (Motorcycle safety is assessed by rider skill and adherence to traffic laws) Active Features Braking System Front: Disc brake Braking System Rear: Drum brake 💡 Technology Features Infotainment Infotainment System: N/A (Basic motorcycle instrumentation) Driver Assistance Driver Assistance Features: N/A Connectivity Connectivity Features: N/A Engine Management Ignition System: CDI (Capacitor Discharge Ignition) or similar electronic ignition Engine Control: Mechanical carburetor controls, basic ignition timing. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific mileage/time intervals (typically every 3,000-5,000 km or 6-12 months) Spark Plug Replacement: Refer to manual for specific mileage intervals (typically every 10,000-20,000 km) Chain Lubrication Adjustment: Frequent checks recommended, especially after washing or riding in wet conditions. Adjustments as per manual. Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent API SG, JASO MA rated motorcycle oil) Engine Oil Viscosity: 10W-40 or 20W-50 (depending on ambient temperature, refer to manual) Engine Oil Capacity: Approx. 1.8 Liters (1.9 US qt) with filter change Brake Fluid Type: DOT 3 or DOT 4 Coolant Type: N/A (Air-cooled engine) Known Issues Common Issue 1: Carburetor gumming/clogging due to infrequent use or stale fuel. Common Issue 2: Wear on clutch plates over time, especially with aggressive riding. Common Issue 3: Fork seal leaks or worn fork bushings leading to poor damping. Common Issue 4: Electrical connections can corrode over time, leading to intermittent faults. 📚 Vehicle History Brand Heritage Manufacturer Heritage: Yamaha Motor Company is a Japanese manufacturer of motorcycles, marine products, and other motorized products. Model Evolution Model Lineage: The BR250F (Virago 250)...