Market Segment:
Cruiser motorcycle segment, targeting riders seeking classic styling and reliable V-twin performance.
Competitors:
Honda Shadow series, Kawasaki Vulcan series, Suzuki Boulevard series.
Vehicle Appeal:
Smooth V-twin power, comfortable riding position, classic styling, reliable Yamaha engineering, accessible seat height.
Target Audience:
DIY motorcycle enthusiasts, independent repair shops, owners seeking to maintain their vehicle to factory standards.
Dealership Equivalence:
Provides the same technical information used by authorized Yamaha dealerships for all service and repair operations.
Engine:
Detailed engine disassembly, assembly, inspection, and repair for the V-twin engine.
Transmission:
Clutch, gearbox, final drive maintenance and repair.
Fuel System:
Carburetor (likely Mikuni BS34 or similar) service, tuning, fuel pump, fuel tank, and lines.
Electrical System:
Ignition system, charging system (stator, regulator/rectifier), starting system (starter motor, solenoid), lighting, instrumentation, wiring diagrams.
Brakes:
Front and rear brake system service, including hydraulic components, pads, rotors, and bleeding procedures.
Suspension:
Front fork (telescopic) and rear shock absorber service, adjustment, and specifications.
Chassis And Frame:
Frame inspection, steering system (headset), wheel bearings, swingarm maintenance.
Bodywork And Trim:
Fender, fuel tank, seat, handlebars, and other cosmetic component service.
Scheduled Maintenance:
Oil changes, filter replacements, spark plug service, brake fluid replacement, air filter cleaning/replacement, drive shaft lubrication (if applicable to specific year/variant).
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting for common issues.
Repair Procedures:
Step-by-step instructions for component removal, installation, and overhaul.
Technical Specifications:
Torque values, clearances, fluid types and capacities, electrical specifications.
Wiring Diagrams:
Complete electrical schematics for all systems.
Engine Timing:
Ignition timing adjustment and verification procedures.
Wheel And Tire:
Wheel bearing service, tire mounting/balancing, and wheel alignment checks.
Steering Head Bearings:
Inspection, adjustment, and replacement of steering head bearings.
Emissions Control:
Information pertaining to emissions control systems (e.g., air injection).
Depth:
Covers routine maintenance, diagnostics, and comprehensive mechanical and electrical repairs, equivalent to dealership technician level.
Engine Type:
Air-cooled, 4-stroke, SOHC, V-twin
Displacement:
649 cc (39.6 cu. in.)
Bore X Stroke:
74.0 mm x 75.0 mm (approximate)
Compression Ratio:
9.7:1 (approximate)
Valvetrain:
2 valves per cylinder, SOHC
Horsepower:
Approx. 45-50 HP (peak)
Torque:
Approx. 37-40 lb-ft (peak)
Fuel Delivery:
Two Mikuni BSR34 carburetors
Fuel Tank Capacity:
4.0 gallons (15 L) (approximate)
Recommended Fuel:
Unleaded gasoline, 87 octane or higher
Oil Capacity:
Approx. 3.2 US qt (3.0 L) with filter change
Recommended Oil:
Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher motorcycle oil.
Overall Length:
97.2 in (2469 mm) (Classic), 96.1 in (2441 mm) (Silverado) - approximate
Overall Width:
35.0 in (889 mm) (Classic), 36.6 in (930 mm) (Silverado) - approximate
Overall Height:
44.1 in (1120 mm) (Classic), 45.5 in (1155 mm) (Silverado) - approximate
Wheelbase:
64.5 in (1638 mm)
Dry Weight:
463 lbs (210 kg) (Classic), 478 lbs (217 kg) (Silverado) - approximate
Curb Weight:
N/A (Dry weight provided as a reference)
Infotainment System:
N/A (Basic motorcycle instrumentation - speedometer, odometer, trip meter, engine warning light).
Driver Assistance Features:
N/A (No electronic rider aids common on modern motorcycles).
Connectivity Options:
N/A (No built-in connectivity features).
Oil Change Interval:
Every 3,000 miles (4,800 km) or 6 months, whichever comes first.
Spark Plug Replacement Interval:
Every 6,000 miles (9,600 km) or 12 months.
Air Filter Cleaning Interval:
Every 3,000 miles (4,800 km) or 6 months; replace as needed.
Brake Fluid Replacement Interval:
Every 12,000 miles (19,200 km) or 24 months.
Engine Oil Type:
Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher motorcycle oil.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Final Drive Oil Type:
Yamalube Gear Oil (or equivalent) SAE 80 API GL-4.
Common Wear Items:
Clutch plates, brake pads, tires, fork seals, drive shaft splines (requiring periodic lubrication).
Electrical Concerns:
While generally reliable, voltage regulator/rectifier can be a failure point over time; check charging system output regularly.
Carburetor Tuning:
Carburetors may require periodic synchronization and cleaning for optimal performance, especially if running aftermarket exhaust or air filters.
Manufacturer:
Yamaha Motor Company, established in 1955, renowned for musical instruments and motorcycles.
V Star Lineage:
The V Star 650 series has been a staple in Yamaha's cruiser lineup, offering a blend of accessible performance and classic American cruiser styling.
Production Period:
The V Star 650 platform was in production for many years, with the 2006 model representing a mature iteration of the design.
