Motorcycle Segment:
        
        
            Sportbike / Naked Sportbike
        
     
    
        
            Target Audience:
        
        
            Performance-oriented motorcycle enthusiasts, customizers, and mechanics.
        
     
    
    
        
            Key Competitors Era:
        
        
            Ducati Monster, Triumph Speed Triple, Yamaha V-Max, Moto Guzzi V11 Sport.
        
     
    
    
        
            Unique Selling Proposition:
        
        
            Unique Buell chassis design, Harley-Davidson V-twin engine torque, minimalist sport styling.
        
     
    
        
            Design Philosophy:
        
        
            Emphasis on torque, handling, and a distinctive American sportbike character.
        
     
 
    
    
    
        
            Engine System:
        
        
            Complete disassembly, assembly, inspection, and repair of the Buell/Harley-Davidson V-twin engine.
        
     
    
        
            Fuel System:
        
        
            Carburetor (Mikuni BST40) tuning, cleaning, and overhaul; fuel tank and lines inspection and maintenance.
        
     
    
        
            Ignition System:
        
        
            Ignition module, coil, spark plug diagnosis and replacement, timing specifications.
        
     
    
        
            Transmission System:
        
        
            Clutch operation and adjustment, gearbox inspection and repair, primary drive maintenance.
        
     
    
        
            Chassis Frame:
        
        
            Frame inspection for damage, steering head bearing maintenance and adjustment.
        
     
    
        
            Suspension System:
        
        
            Front fork disassembly, seal replacement, oil specifications, and adjustments; rear shock absorber inspection and service.
        
     
    
        
            Braking System:
        
        
            Front and rear brake caliper service, hydraulic system bleeding, pad replacement, rotor inspection.
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, component testing (starter, alternator, battery, lighting), troubleshooting electrical faults.
        
     
    
        
            Exhaust System:
        
        
            Exhaust pipe and muffler inspection and replacement.
        
     
    
        
            Cooling System:
        
        
            Oil cooling system components, oil filter replacement, oil type and capacity.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil and filter changes, spark plug replacement, chain adjustment, brake pad checks, air filter service.
        
     
    
        
            Engine Repair:
        
        
            Top-end rebuild (cylinder head, valves), bottom-end rebuild (crankshaft, connecting rods), piston and ring replacement.
        
     
    
        
            Transmission Repair:
        
        
            Gearbox rebuild, clutch plate replacement, primary drive sprocket and chain inspection.
        
     
    
        
            Suspension Service:
        
        
            Front fork seal replacement, rear shock absorber servicing (where applicable).
        
     
    
        
            Brake Service:
        
        
            Brake fluid flush and replacement, caliper seal replacement, master cylinder service.
        
     
    
        
            Electrical Troubleshooting:
        
        
            Diagnosis of starting issues, charging system problems, lighting failures using wiring diagrams.
        
     
    
        
            Carburetor Overhaul:
        
        
            Detailed steps for carburetor cleaning, jetting adjustments, and float bowl setting.
        
     
    
        
            Wheel And Tire:
        
        
            Wheel bearing replacement, tire mounting and balancing, spoke tensioning (if applicable to specific wheels).
        
     
    
        
            Bodywork Repair:
        
        
            Fairing removal, installation, and minor repair; seat removal and installation.
        
     
    
    
        
            Diagnostic Capability:
        
        
            Advanced diagnostic procedures for engine performance, electrical systems, and mechanical components.
        
     
    
        
            Rebuild Scope:
        
        
            Comprehensive instructions for complete engine and transmission rebuilds.
        
     
    
        
            Specifications Detail:
        
        
            Detailed torque specifications, clearances, tolerances, and fluid capacities for all major components.
        
     
    
        
            Diagrams Quality:
        
        
            Includes detailed exploded views, wiring diagrams, and schematic illustrations.
        
     
 
    
    
    
        
            Engine Type:
        
        
            Air-cooled, 45-degree V-twin, Four-stroke
        
     
    
        
            Displacement:
        
        
            1203 cc (73.4 cu in)
        
     
    
        
            Bore X Stroke:
        
        
            3.49 in x 4.12 in (88.9 mm x 104.7 mm) - Typical for Harley-Davidson Sportster derivatives
        
     
    
        
            Compression Ratio:
        
        
            Approximately 9.2:1 (typical for this engine configuration)
        
     
    
        
            Valvetrain:
        
        
            OHV, 2 valves per cylinder, pushrod actuated
        
     
    
        
            Cylinder Material:
        
        
            Cast Iron (Liner)
        
     
    
        
            Cylinder Head Material:
        
        
            Aluminum Alloy
        
     
    
    
        
            Horsepower:
        
        
            Approx. 90-95 HP @ 6000 RPM (Manufacturer claims varied, performance was rider-centric)
        
     
    
        
            Torque:
        
        
            Approx. 75-80 ft-lbs @ 4500 RPM (Emphasis on low-end torque)
        
     
    
    
        
            Carburetor:
        
        
            Mikuni BST40 (Flat Slide) with Throttle Position Sensor (TPS) for ECM input.
        
     
    
        
            Fuel Type:
        
        
            Unleaded Gasoline, 87-91 Octane
        
     
    
        
            Fuel Tank Capacity:
        
        
            Approx. 3.5 US gallons (13.2 liters)
        
     
    
        
            Fuel Delivery:
        
        
            Gravity Feed with Electric Fuel Pump (for initial prime)
        
     
    
    
        
            Ignition Type:
        
        
            Electronic Ignition (ECM controlled)
        
     
    
        
            Spark Plugs:
        
        
            NGK DPR8EIX-9 (Iridium) or equivalent
        
     
    
    
        
            Cooling Method:
        
        
            Air-cooled, with Oil Cooler
        
     
    
    
        
            Oil Type:
        
        
            SAE 20W-50 Motorcycle Oil (API SG or higher, JASO MA)
        
     
    
        
            Oil Capacity With Filter:
        
        
            Approx. 3.0 US quarts (2.8 liters)
        
     
    
        
            Oil Filter Part Number:
        
        
            Buell/Harley-Davidson P/N 63796-77A or aftermarket equivalent (e.g., Fram PH6017A)
        
     
 
    
    
    
        
            Length:
        
        
            Approx. 83.2 inches (2113 mm)
        
     
    
        
            Width:
        
        
            Approx. 31.1 inches (790 mm)
        
     
    
        
            Height:
        
        
            Approx. 45.3 inches (1151 mm)
        
     
    
        
            Wheelbase:
        
        
            Approx. 57.3 inches (1455 mm)
        
     
    
        
            Ground Clearance:
        
        
            Approx. 5.0 inches (127 mm)
        
     
    
    
        
            Dry Weight:
        
        
            Approx. 410 lbs (186 kg)
        
     
    
        
            Wet Weight:
        
        
            Approx. 440 lbs (200 kg)
        
     
    
    
        
            Front Tire Size:
        
        
            120/70ZR-17
        
     
    
        
            Rear Tire Size:
        
        
            170/60ZR-17
        
     
    
        
            Front Wheel Type:
        
        
            Cast Aluminum (3.50 x 17)
        
     
    
        
            Rear Wheel Type:
        
        
            Cast Aluminum (5.00 x 17)
        
     
    
        
            Bolt Pattern:
        
        
            N/A (Specific to motorcycle hub)
        
     
 
    
    
    
        
            Crash Test Ratings:
        
        
            N/A (Motorcycles typically do not undergo formal crash testing like cars)
        
     
    
    
        
            Braking System:
        
        
            Dual Disc Front (2-piston caliper), Single Disc Rear (2-piston caliper)
        
     
    
        
            Brake Discs Front:
        
        
            Two 292mm (11.5 inch) discs
        
     
    
        
            Brake Discs Rear:
        
        
            One 270mm (10.6 inch) disc
        
     
    
        
            Suspension Tuning:
        
        
            Adjustable front forks (preload/rebound) and rear shock (preload/rebound) for tailored handling.
        
     
    
    
        
            Frame Design:
        
        
            Buell's patented 'Truss Frame' design with integrated oil containment, offering rigidity and mass centralization.
        
     
    
        
            Lighting:
        
        
            Halogen Headlight, LED Taillight/Brake Light
        
     
 
    
    
    
        
            First Service:
        
        
            500 miles (800 km) - Oil/filter change, chain adjustment, general inspection.
        
     
    
        
            Regular Oil Change:
        
        
            Every 2,500 miles (4,000 km) or annually.
        
     
    
        
            Air Filter Service:
        
        
            Every 5,000 miles (8,000 km) or as needed based on riding conditions.
        
     
    
        
            Spark Plug Replacement:
        
        
            Every 7,500 miles (12,000 km).
        
     
    
        
            Brake Fluid Flush:
        
        
            Every 12,000 miles (20,000 km) or every two years.
        
     
    
    
        
            Engine Oil Viscosity:
        
        
            SAE 20W-50
        
     
    
        
            Transmission Oil Viscosity:
        
        
            SAE 80W-90 Gear Oil
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 4 Hydraulic Brake Fluid
        
     
    
        
            Fork Oil Type:
        
        
            Bel-Ray 7W or equivalent (consult manual for specific weight recommendation)
        
     
    
    
        
            Carburetor Tuning:
        
        
            Mikuni BST40 can be sensitive to altitude and require re-jetting; idle stability issues.
        
     
    
        
            Belt Drive Maintenance:
        
        
            Proper tensioning is crucial to prevent premature wear; regular inspection for damage.
        
     
    
        
            Electrical Connections:
        
        
            Corrosion and loose connections can lead to intermittent electrical faults; requires diligent inspection.
        
     
    
        
            Vibration:
        
        
            Characteristic of the V-twin engine, can lead to fastener loosening if not properly torqued.
        
     
    
        
            Clutch Cable:
        
        
            Regular adjustment and lubrication of the clutch cable is recommended.