🏷️ Basic Information Identification Make: Yamaha Model: SR250 / SR250G Model Years Covered: 1980, 1981, 1982, 1983 Codes Chassis Code: SR250G 👋 Introduction Market Position Target Audience: Yamaha SR250/SR250G owners with basic mechanical skills, independent repair professionals, enthusiasts Segment: Classic/Standard Motorcycle Competitive Analysis Value Proposition: Provides dealer-level repair and maintenance information, enabling cost savings on service and repairs Key Features Content Highlight: Step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications Accuracy: Vehicle-specific, not generic; same information used by authorized dealers 📋 Manual Details Coverage Areas Main Coverage: Service, Repair, Workshop Page Count Estimated Page Count: Comprehensive (specific count not provided, but implied extensive) Manual Type Type: Workshop Manual / Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine Specifications, Engine Removal/Installation, Fuel System, Intake & Exhaust Drivetrain Systems: Transmission, Drive Chain, Sprockets Chassis Systems: Steering System, Shocks, Body Work Electrical Systems: Electrical System, Wiring Diagram Cooling System: Cooling System (Air cooling details) Suspension Systems: Front forks and rear shock absorbers Bodywork And Chassis: Body Work, Frame Inspection Exhaust System: Intake & Exhaust systems, including muffler and header pipe service. Procedures Included Maintenance: Routine Maintenance, Periodic Checks and Adjustments, Lubrication Repair: Step-by-step repair instructions for all covered systems Troubleshooting: Advanced Troubleshooting, Diagnostic procedures Engine Rebuild: Engine Removal and Installation, detailed internal engine repair procedures Electrical Diagnostics: Wiring schematic interpretation, component testing, troubleshooting electrical faults Wheel And Tire Service: Tire inspection, replacement, wheel balancing procedures likely covered. Technical Depth Depth: Comprehensive, dealer-level technical information Illustrations Diagrams: Includes diagrams and illustrations for clarity Diagrams And Illustrations: Detailed diagrams and illustrations to aid in understanding complex procedures. 📊 Manual Specifications File Format Compatibility: All versions of Windows and Mac Reader Requirement: Adobe PDF Reader Searchability: Likely searchable text within the PDF format Print Quality Printability: Yes, all pages are printable Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: Single Cylinder, Air-Cooled, Four-Stroke (Specific displacement and bore/stroke likely detailed within manual) Performance Horsepower: Information available within the manual Torque: Information available within the manual Fuel System Fuel Delivery: Carburetor (Specific model and specifications detailed within manual) Engine Specifications Cooling System: Air-cooled (details on fins, airflow management provided in manual) Valve Train: SOHC (Single Overhead Camshaft) with likely 2 valves per cylinder 🔧 Transmission Standard Transmission Type: 5-Speed Manual (Likely) Optional Optional Transmission: N/A Features Clutch Type: Wet Multi-Plate (Likely) Gear Ratios: Detailed within manual specifications 📐 Dimensions Exterior Overall Length: Details available in manual Overall Width: Details available in manual Seat Height: Details available in manual Weights Dry Weight: Details available in manual Wet Weight: Details available in manual 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle, not subject to automotive crash testing standards) Active Features Braking System Front: Disc (Specific caliper and rotor details in manual) Braking System Rear: Drum (Specific drum size and shoe details in manual) Passive Features Lighting System: Headlight, Taillight, Turn Signals (Wiring diagrams and bulb specifications in manual) 💡 Technology Features Infotainment Infotainment System: N/A (Classic motorcycle design, focus on mechanical operation) Driver Assistance Rider Assistance: N/A (No electronic rider aids typical of modern motorcycles) Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change Interval: Details and specifications provided in manual (typically every few thousand miles or annual) Spark Plug Replacement: Details and specifications provided in manual Air Filter Cleaning: Details and specifications provided in manual Fluid Specifications Engine Oil Type: Yamalube or equivalent motorcycle-specific oil (e.g., SAE 20W-40 or 10W-40, API SG or higher - specific grade in manual) Engine Oil Capacity: Details provided in manual Brake Fluid Type: DOT 3 or DOT 4 (specific to caliper type, detailed in manual) Transmission Oil Type: API GL-4 or GL-5 gear oil (specific viscosity such as 80W-90 likely detailed) Fork Oil Type: Specific viscosity and type for front fork suspension (e.g., SAE 10W) Known Issues Common Wear Items: Carburetor gumming, electrical connections, chain wear, brake pad wear (Manual addresses maintenance and troubleshooting) 📚 Vehicle History Brand Heritage Yamaha Motorcycles: Yamaha has a long and distinguished history in motorcycle manufacturing, known for innovation and performance. Model Evolution Sr Series Legacy: The SR series, particularly the SR500 and its predecessors, established Yamaha's reputation for reliable, minimalist, and performance-oriented motorcycles. Sr250 Purpose: Designed as a lighter, more accessible alternative to the larger SR500, offering a balance of performance and usability for everyday riding. Production Manufacturing Era: Early 1980s, reflecting a period of refinement in motorcycle technology. 🏆 Awards & Recognition Recognitions Model Specific Awards: Information not readily available; however, the SR series generally received acclaim for its reliable performance and classic styling.