Positioning:
Targeted at owners and technicians seeking detailed, manufacturer-sourced information for maintaining and repairing the 1982 Yamaha BR250 Bravo.
Competitors:
Competes with other official Yamaha service manuals and potentially aftermarket repair guides of similar depth for vintage snowmobiles.
Key Features:
Instant download, comprehensive technical data, step-by-step instructions, diagrams, pictures for assembly/disassembly, troubleshooting guidance.
Coverage:
Comprehensive service and repair for the 1982 Yamaha BR250 Bravo Snowmobile
Specific Sections:
Introductory Mechanics, Equipment Elevation, Collisions, Products and Supplies, Painting, Description of various parts of the vehicle, Mechanical Specifications, Technical Specifications.
Page Count:
Not specified in product description, but implied to be comprehensive
Type:
Service Repair Manual
Language:
English (inferred from product description)
Engine Systems:
Engine maintenance, disassembly, assembly, troubleshooting, lubrication, cooling, ignition, fuel delivery, exhaust
Drive Systems:
Clutch (Drive and Driven), Torque Converter, Gearbox, Drive Chain, Track System
Chassis And Suspension:
Frame, Front Suspension (Skis, Steering), Rear Suspension (Bogie Wheels, Shock Absorbers), Tracks
Electrical Systems:
Ignition system, lighting, charging system, wiring diagrams, starter system, controls
Braking Systems:
Brake mechanism, adjustments, maintenance
Bodywork And Controls:
Handlebars, controls, seat, cowling, decals, plastic components
Maintenance Procedures:
Routine checks, lubrication, cleaning, adjustments, scheduled maintenance
Repair Procedures:
Component disassembly, inspection, repair, reassembly, troubleshooting specific issues
Diagnostic Procedures:
Troubleshooting guides, symptom-based diagnostics, fault finding
Assembly Disassembly:
Detailed instructions for taking apart and putting back together all major components
Depth:
In-depth technical detail, suitable for mechanics and advanced enthusiasts
Manual Type Detail:
This is a full workshop manual covering all aspects of repair and maintenance, including detailed specifications, diagrams, and step-by-step instructions.
Engine Type:
Two-stroke, Fan-Cooled (typical for this era and model)
Displacement:
246cc (Typical for BR250 Bravo, specific confirmation required from manual)
Bore X Stroke:
66.0 mm x 73.0 mm (Typical for BR250 Bravo, specific confirmation required from manual)
Cooling System:
Fan-cooled, forced air
Ignition System:
CDI (Capacitor Discharge Ignition)
Starting System:
Recoil Starter (with potential for electric start on some variants not specified)
Horsepower:
Approx. 20-25 HP (typical for this displacement and era, specific confirmation required from manual)
Carburetor:
Single Mikuni VM34-7 (Typical for BR250 Bravo, specific confirmation required from manual)
Fuel Type:
Unleaded gasoline with appropriate oil mixture (e.g., 50:1 or 100:1 depending on Yamaha's specification for this model)
Oil Type:
Yamaha 2-stroke oil or equivalent API-TC, JASO FD certified (specifics from manual)
Overall Length:
Varies by configuration, manual will provide exact dimensions
Overall Width:
Varies by configuration, manual will provide exact dimensions
Track Width:
Specific to model configuration, typically around 15 inches wide.
Ski Stance:
Specific to model configuration, manual will provide exact measurement.
Dry Weight:
Approx. 370 lbs (168 kg) (typical for this model, manual will confirm)
Fuel Capacity:
Approx. 4.0 gallons (15 Liters) (typical for this model, manual will confirm)
Safety Ratings:
N/A (Snowmobiles of this era were not subject to standardized crash ratings like automobiles)
Active Safety:
Reliable braking system, adequate lighting, responsive steering controls.
Passive Safety:
Robust chassis design, comfortable seating position, appropriate track grip.
Routine Maintenance:
Daily checks (fluids, tracks, controls), weekly/monthly inspections, annual service. Specific intervals detailed in manual.
Engine Oil:
Yamaha 2-stroke oil or equivalent API-TC, JASO FD certified (specifics from manual)
Gearcase Oil:
Yamaha Gear Oil or equivalent SAE 80W-90 (specifics from manual)
Coolant:
N/A (Fan-cooled engine)
Common Issues:
Carburetor gumming, track wear, clutch wear, aging electrical components, exhaust system leaks (typical for vintage snowmobiles). Manual will provide detailed diagnostics.
Air Filter Part Number:
Likely a Yamaha genuine part, specific number in manual.
Recommended Spark Plug:
NGK BR9ES or equivalent (typical for this engine, manual will confirm exact spec and gap)
Heritage:
Yamaha has a long-standing reputation for manufacturing high-quality motorcycles, marine products, and snowmobiles, known for innovation and reliability.
Evolution:
The Bravo series was Yamaha's entry into the utility/trail riding segment, known for its durability and ease of use. The BR250 was a popular model in its class.
Production Period:
The Yamaha Bravo series was produced from the late 1970s through the 1980s, with the BR250 being a core model within that range.
