Target Audience:
Yamaha SR250/SR250G owners with basic mechanical skills, independent repair professionals, enthusiasts
Segment:
Classic/Standard Motorcycle
Value Proposition:
Provides dealer-level repair and maintenance information, enabling cost savings on service and repairs
Content Highlight:
Step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications
Accuracy:
Vehicle-specific, not generic; same information used by authorized dealers
Main Coverage:
Service, Repair, Workshop
Estimated Page Count:
Comprehensive (specific count not provided, but implied extensive)
Type:
Workshop Manual / Service Manual
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.
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.
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.
Engine Type:
Single Cylinder, Air-Cooled, Four-Stroke (Specific displacement and bore/stroke likely detailed within manual)
Horsepower:
Information available within the manual
Torque:
Information available within the manual
Fuel Delivery:
Carburetor (Specific model and specifications detailed within manual)
Cooling System:
Air-cooled (details on fins, airflow management provided in manual)
Valve Train:
SOHC (Single Overhead Camshaft) with likely 2 valves per cylinder
Overall Length:
Details available in manual
Overall Width:
Details available in manual
Seat Height:
Details available in manual
Dry Weight:
Details available in manual
Wet Weight:
Details available in manual
Crash Test Ratings:
N/A (Motorcycle, not subject to automotive crash testing standards)
Braking System Front:
Disc (Specific caliper and rotor details in manual)
Braking System Rear:
Drum (Specific drum size and shoe details in manual)
Lighting System:
Headlight, Taillight, Turn Signals (Wiring diagrams and bulb specifications in manual)
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
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)
Common Wear Items:
Carburetor gumming, electrical connections, chain wear, brake pad wear (Manual addresses maintenance and troubleshooting)
Yamaha Motorcycles:
Yamaha has a long and distinguished history in motorcycle manufacturing, known for innovation and performance.
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.
Manufacturing Era:
Early 1980s, reflecting a period of refinement in motorcycle technology.