Category:
Cruiser Motorcycle
Target Audience:
Harley-Davidson Nightster XL1200N owners, independent mechanics, enthusiasts performing maintenance and repairs.
Niche:
The Nightster offered a more compact and sportier take on the Harley-Davidson platform, appealing to a younger demographic or those seeking a more agile ride than traditional big twins.
Vehicle Focus:
Dark custom styling, accessible ergonomics, Evolution 1200cc engine.
Manual Value:
Provides authoritative guidance for all maintenance, repair, and troubleshooting needs, empowering owners and technicians.
Engine:
Complete overhaul, troubleshooting, diagnostics, internal components, cooling system, lubrication system, fuel system (EFI), ignition system, exhaust system.
Transmission:
Disassembly, inspection, repair of gearbox, clutch, primary drive, final drive.
Electrical:
Wiring diagrams, starter system, charging system (alternator, stator, regulator/rectifier), battery, lighting, ignition, instrumentation, diagnostic codes (DTCs).
Chassis:
Frame, suspension (front forks, rear shocks), steering, wheels, tires, brakes (hydraulic, ABS if applicable), controls, bodywork, seating.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements, brake fluid flush, spark plug replacement, belt inspection/adjustment.
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon problems, symptom-based troubleshooting guides.
Repair:
Detailed instructions for component removal, installation, and overhaul for all major systems.
Technical Data:
Torque specifications, clearances, fluid capacities, electrical resistance values, diagnostic parameters.
Depth:
Comprehensive, covering from basic rider maintenance to complete engine and transmission rebuilds, and advanced electrical diagnostics.
Engine Type:
Air-cooled, Evolution V-twin
Displacement:
73.3 cubic inches (1199.8 cc)
Bore X Stroke:
3.496 in x 3.812 in (88.8 mm x 96.8 mm)
Valve Train:
Overhead valves (OHV), pushrod actuated, 2 valves per cylinder
Horsepower Estimated:
Approx. 67-70 HP (at crankshaft, model dependent variations)
Torque Estimated:
Approx. 70-75 ft-lbs (at crankshaft, model dependent variations)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Premium unleaded gasoline (91+ octane recommended)
Oil Type Recommendation:
Harley-Davidson SYN3 (SAE 20W-50) or equivalent API CG-4 rated synthetic motorcycle oil
Oil Capacity W Filter Change:
3.0 US qt (2.8 L)
Transmission Type:
5-speed constant mesh
Primary Drive:
Plated chain, hydraulic assist clutch
Clutch Type:
Wet, multi-plate, hydraulic actuation
Transmission Oil Type:
Harley-Davidson Transmission Lubricant (formula for 5-speed transmissions) or equivalent
Transmission Oil Capacity:
24 US fl oz (0.71 L)
NHTSA Rating:
N/A (Motorcycles typically not rated by NHTSA in the same way as cars)
Brakes:
Dual-action, front hydraulic disc; rear hydraulic disc. ABS was an optional feature on some models.
Lighting:
Halogen headlamp, LED tail/brake lamp, amber bullet turn signals.
Frame Construction:
Steel frame and swingarm, designed for stability.
Tires:
Tubeless, with recommended pressure specifications for optimal handling and safety.
Instrumentation:
Analog speedometer with LCD odometer/tripmeter, tachometer (often integrated or optional), indicator lamps for turn signals, oil pressure, neutral, battery, high beam. Fuel gauge integrated into instrument cluster.
ABS:
Anti-lock Braking System (ABS) was an optional feature, not standard on all models/years. Manual will cover its function and diagnostics if equipped.
Diagnostics:
On-board diagnostics for EFI system. Manual covers reading Diagnostic Trouble Codes (DTCs) via specific procedures or Harley-Davidson diagnostic tools.
Ignition:
Electronic ignition, keyless ignition system (Smart Security System) was often an option or standard on later models.
Oil And Filter Change:
Every 5,000 miles (8,000 km) or annually, whichever comes first.
Primary Chain Tension:
Check and adjust at 1,000 miles (1,600 km) and every 10,000 miles (16,000 km) thereafter.
Brake Fluid Flush:
Every 2 years, regardless of mileage.
Spark Plug Replacement:
Recommended every 10,000 miles (16,000 km) or as needed based on inspection.
Engine Oil:
Harley-Davidson SYN3 (SAE 20W-50) or HD-approved equivalent.
Transmission Oil:
Harley-Davidson Transmission Lubricant or HD-approved equivalent.
Primary Chain Case Oil:
Harley-Davidson Primary Chaincase Lubricant or HD-approved equivalent.
Brake Fluid:
DOT 4 High Performance Brake Fluid (for hydraulic clutch and brakes).
Rear Brake Light Switch:
Potential for premature failure, leading to non-functioning brake light. Manual covers diagnosis and replacement.
Cam Chain Tensioners:
Early models (pre-2007, but worth noting for potential owner upgrades) used plastic tensioners that could wear. 2007 models often addressed this with improved components, but manual will cover inspection and replacement if needed.
Idle Control Issues:
EFI system can sometimes exhibit rough idle; manual covers EFI diagnostics and cleaning of throttle body and IAC passages.
Belt Drive Tension:
Correct belt tension is crucial for longevity. Manual details the proper tension setting procedure.
Manufacturer:
Harley-Davidson Motor Company, founded 1903.
Legacy:
Iconic American motorcycle manufacturer with a rich history in performance, customization, and lifestyle.
Platform:
Based on the Sportster platform, a line of motorcycles that has been in continuous production since 1957.
Nightster Introduction:
The Nightster was introduced in 2007 as part of Harley-Davidson's 'Dark Custom' line, featuring a more aggressive, minimalist aesthetic.
Manufacturing Location:
United States (Milwaukee, Wisconsin and Kansas City, Missouri assembly plants typical for this era).
Production Run:
2007-2012 (XL1200N model specific, though Sportster platform continued).
Model Accolades:
While specific awards for the Nightster XL1200N are not as widely publicized as for major automotive vehicles, it was well-received for its styling, performance, and value within the cruiser segment and contributed to Harley-Davidson's 'Dark Custom' strategy success.
Industry Reception:
Praised by motorcycle publications for its aggressive styling, nimble handling for a Harley-Davidson, and the potent 1200cc Evolution engine.
Manual Quality:
Produced with the authority and technical detail expected from factory-level documentation.
