Segment:
Cruiser Motorcycle
Target Audience:
Owners, independent repair shops, Yamaha dealerships
Comparison Point:
Provides dealership-level service information, equivalent to factory-issued manuals
Authenticity:
Directly mirrors the information used by authorized Yamaha service centers
Utility:
Essential resource for maintaining and repairing the 2008 V STAR 650 Classic and Silverado models
Engine System:
Complete engine overhaul, top-end and bottom-end components, timing, lubrication, cooling
Fuel System:
Carburetor assembly and adjustment, fuel pump, fuel lines, fuel filter
Transmission System:
Clutch operation and adjustment, gear shifting mechanism, internal transmission components, lubrication
Electrical System:
Ignition system, charging system (stator, regulator/rectifier), starting system (starter motor, solenoid), lighting, instruments, wiring diagrams
Brake System:
Front and rear brake caliper service, master cylinder overhaul, hydraulic lines, brake pad replacement, bleeding procedures
Suspension System:
Front fork (telescopic) disassembly, oil replacement, seal replacement; rear shock absorber service and adjustment
Chassis System:
Frame inspection, steering head bearing service, wheel bearing replacement, swingarm service
Bodywork And Trim:
Fender removal and installation, fuel tank removal and installation, seat service, chrome component care
Routine Maintenance:
Oil change intervals, filter replacement, spark plug service, air filter cleaning/replacement, chain adjustment and lubrication
Troubleshooting Guides:
Diagnostic charts for common starting, running, and electrical issues
Repair Procedures:
Step-by-step instructions for component disassembly, reassembly, and adjustment
Diagnostic Procedures:
Fault finding for engine performance, electrical faults, and mechanical issues
Depth:
Comprehensive (from basic maintenance to complete engine rebuilds and electrical system diagnostics)
Configuration:
Air-cooled, V-twin, SOHC, 4-valve
Displacement:
649cc (39.6 cubic inches)
Bore X Stroke:
76.0 mm x 71.0 mm (3.0 x 2.8 inches)
Horsepower Estimated:
Approximately 41 HP @ 6,500 RPM (manufacturer specific, typical for this displacement)
Torque Estimated:
Approximately 37 ft-lbs @ 3,500 RPM (manufacturer specific, typical for this displacement)
Fuel Delivery:
Two 37mm Mikuni carburetors with accelerator pump
Fuel Tank Capacity:
4.0 US gallons (15.1 L)
Recommended Fuel:
Unleaded gasoline, 86-91 octane
Oil Type:
Yamaha Yamalube 4 (or equivalent API SG or higher, SAE 10W-40 motorcycle oil)
Oil Capacity With Filter:
2.00 US quarts (1.89 L)
Type:
Constant mesh, 5-speed
Clutch:
Wet, multiple disc
Gear Ratios:
Detailed in manual (e.g., 1st: 2.750, 2nd: 1.957, 3rd: 1.476, 4th: 1.167, 5th: 0.917)
Transmission Oil Type:
Yamalube Gear Oil (or equivalent SAE 80W hypoid gear oil)
Transmission Oil Capacity:
0.70 US quarts (0.66 L)
Crash Test Ratings:
N/A (Motorcycle safety is assessed differently than automobiles)
Braking System:
Hydraulic disc front and rear brakes
Lighting:
Halogen headlight, LED taillight, turn signals
Frame Construction:
Steel double-cradle frame for stability
Engine Oil Change:
Every 4,000 miles (6,000 km) or 6 months
Air Filter Cleaning:
Every 8,000 miles (12,000 km) or 12 months
Spark Plug Replacement:
Every 16,000 miles (24,000 km)
Drive Belt Inspection:
Every 8,000 miles (12,000 km) for tension and condition
Valve Clearance Check:
Every 16,000 miles (24,000 km)
Engine Oil Viscosity:
10W-40
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid
Coolant Type:
N/A (Air-cooled engine)
Common Wear Items:
Drive belt, brake pads, tires, clutch plates (depending on usage)
Potential Concerns:
Carburetor synchronization issues, fuel line degradation over time
Manufacturer:
Yamaha Motor Company, a global leader in motorcycles and powersports
Lineage:
Part of the V Star cruiser family, known for its classic styling and V-twin engines
Key Updates Prior To 2008:
Refinement of the V-twin engine, introduction of fuel injection on some models in later years (though 2008 is typically carbureted)
Production Period:
The V Star 650 platform has been in production for many years, with the 2008 model representing a mature iteration
