Market Segment:
Power cruiser, known for its distinctive styling and torque-rich V-twin engine.
Competitors:
Competed against other V-twin cruisers from manufacturers like Honda (Shadow series), Kawasaki (Vulcan series), and Suzuki (Intruder series) in its class.
Engine Configuration:
Air-cooled, 4-stroke, V-twin, SOHC, 4 valves per cylinder engine.
Design Philosophy:
Emphasized a raw, muscular aesthetic with a focus on torquey performance and a straightforward riding experience.
Engine:
Detailed engine overhaul, including disassembly, inspection, assembly, timing, lubrication, and cooling systems.
Transmission:
Clutch, gearbox, and final drive maintenance and repair procedures.
Chassis And Suspension:
Front fork, rear shock absorber, swingarm, steering, and frame inspection and repair.
Brakes:
Front and rear brake system service, including hydraulic components, pads, discs, and bleeding procedures.
Electrical System:
Wiring diagrams, lighting, ignition system, charging system, starter motor, battery, and electronic control unit (ECU) diagnostics and repair.
Fuel System:
Fuel tank, fuel pump, fuel injectors, and carburetor (if applicable) maintenance and troubleshooting.
Exhaust System:
Exhaust pipe, muffler, and catalytic converter inspection and replacement.
Bodywork And Trim:
Body panel removal and installation, seat, fairings, and accessory fitting instructions.
Preventive Maintenance:
Scheduled maintenance, oil changes, filter replacements, and lubrication points.
Troubleshooting:
Diagnostic charts and procedures for identifying and resolving common problems.
Repair And Overhaul:
Step-by-step instructions for component disassembly, repair, and reassembly.
Adjustments:
Carburetor synchronization, idle speed adjustment, clutch and brake lever adjustments.
Specifications And Tolerances:
Precise measurements, torque values, clearances, and material specifications.
Fuel System Diagnostics:
Troubleshooting and repair for the fuel injection system, including sensors and actuators.
Ignition System Testing:
Testing and troubleshooting of ignition coils, CDI unit, and associated wiring.
Charging System Service:
Inspection and testing of the stator, regulator/rectifier, and battery health.
Wheel And Tire Service:
Information on wheel bearing replacement, tire mounting/balancing, and spoke tensioning (if applicable).
Safety Related Checks:
Procedures for inspecting brake lines, cables, and critical fasteners.
Depth:
Comprehensive, suitable for professional technicians and experienced DIY mechanics.
Rebuild Level:
Encompasses complete engine and transmission rebuilds, including precision measurements and specifications for critical components.
Diagnostic Capabilities:
Provides detailed diagnostic procedures for electrical and mechanical systems, often including voltage checks and resistance readings.
Engine Type:
V-twin, 4-stroke, air-cooled
Bore X Stroke:
95.0 mm x 75.0 mm
Valve Train:
SOHC, 4 valves per cylinder
Horsepower:
Approx. 74 hp @ 6500 rpm (claimed)
Torque:
Approx. 9.9 kgf-m (97 Nm) @ 4500 rpm (claimed)
Fuel Delivery:
Fuel Injection (Specific system details available in manual)
Fuel Type:
Unleaded gasoline
Oil Type:
Yamalube 4 (or equivalent API SG or higher, SAE 20W-40)
Safety Standards:
Compliance with relevant motorcycle safety standards for the time of manufacture.
Braking System:
Dual disc front brakes, single disc rear brake. Specific caliper and rotor details in manual.
Lighting:
Halogen headlight, LED taillight, turn signals.
Frame Construction:
Steel frame providing rigidity and stability.
Ergonomics:
Designed for comfortable cruiser riding position.
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months, whichever comes first. (Refer to manual for specific conditions).
Spark Plug Replacement:
Check at 10,000 km (6,200 miles), replace as needed. (Refer to manual for specific type and gap).
Air Filter Cleaning:
Inspect every 6,000 km (3,700 miles), clean or replace as needed. (Refer to manual for specific type).
Valve Clearance Adjustment:
Check at 10,000 km (6,200 miles). (Specific procedures and specifications in manual).
Engine Oil Capacity:
3.6 liters (3.8 US qt) without filter change, 3.8 liters (4.0 US qt) with filter change.
Transmission Oil Capacity:
0.2 liters (0.21 US qt).
Brake Fluid:
DOT 4 recommended.
Coolant:
N/A (Air-cooled engine)
Common Wear Items:
Clutch plates, brake pads, fork seals, and swingarm bearings are common wear items that may require replacement over time.
Electrical Connections:
Corrosion or loose connections in electrical connectors can sometimes cause intermittent issues. Manual provides wiring diagrams for troubleshooting.
Carburetor Issues:
While fuel-injected, any tuning or cleaning procedures for injectors would be detailed in the manual, addressing potential performance hiccups.
