🏷️ Basic Information

Make:

Harley-Davidson

Model:

FLHR Road King

Model Variant:

FLHRI Road King (Fuel Injected)

Year:

2001

Chassis Code:

FLHR / FLHRI

Engine Code:

Evolution (Evo) V-Twin

👋 Introduction

Category:

Cruiser Motorcycle

Target Audience:

Harley-Davidson owners, technicians, and enthusiasts performing maintenance and repairs.

Competitors:

Other large-displacement V-twin cruisers of the era from manufacturers like Indian, Victory, and some Japanese manufacturers (though typically different styling and engine configurations).

Model Identity:

Classic styling, large displacement V-twin engine, comfortable touring capabilities, iconic Harley-Davidson heritage.

Manual Value:

Essential resource for maintaining the longevity and performance of the 2001 Road King, covering both carbureted and fuel-injected variants.

📋 Manual Details

Language:

English

Format:

Downloadable PDF

Estimated Pages:

500+

Type:

Complete Workshop Service Repair Manual

📖 Manual Coverage

Engine Mechanical:

Engine assembly, disassembly, overhaul, torque specifications, internal components (pistons, rings, cylinders, crankshaft, camshafts, valves, lifters, pushrods), oil pump, timing.

Fuel System:

Carburetor (for FLHR) and Fuel Injection (EFI for FLHRI) system diagnosis, cleaning, adjustment, fuel pump, fuel lines, fuel filter, throttle body, sensors (TPS, MAP, IAT).

Ignition System:

Spark plugs, ignition coils, ignition module, wiring, timing adjustments, troubleshooting.

Transmission:

5-speed constant mesh gearbox, clutch operation and adjustment, primary drive, chain adjustment, transmission oil change, internal components.

Electrical System:

Battery, charging system (stator, regulator/rectifier), starter motor, lighting (headlight, taillight, signals), horn, instrument cluster, wiring diagrams, fuses, relays, ignition switch, security system.

Brakes:

Front and rear hydraulic disc brakes, brake caliper service, master cylinder overhaul, brake fluid replacement and bleeding, brake pad replacement, troubleshooting.

Suspension:

Front fork (telescopic) service, fork oil change, seals replacement, rear shock absorber inspection and replacement, troubleshooting.

Frame And Body:

Frame inspection, body panel removal and installation, fairing components, saddlebags, windshield, mounting hardware, seat assembly.

Wheels And Tires:

Wheel bearing inspection and replacement, tire pressure checks, tire replacement, rim maintenance.

Exhaust System:

Exhaust pipe and muffler inspection, gasket replacement, mounting hardware.

Routine Maintenance:

Oil and filter changes, spark plug replacement, air filter cleaning/replacement, drive belt inspection/tensioning, brake inspection, tire pressure checks.

Troubleshooting:

Diagnostic charts and flowcharts for common and intermittent problems across all major systems.

Engine Repair:

Complete engine overhaul procedures, component replacement, timing adjustments, compression testing.

Transmission Repair:

Clutch adjustment and replacement, transmission disassembly and reassembly, gear inspection.

Electrical Diagnostics:

Wiring diagram interpretation, troubleshooting electrical faults, component testing (e.g., stator output, voltage regulator function).

Brake System Service:

Brake bleeding procedures, caliper rebuild, master cylinder rebuild, pad replacement.

Suspension Overhaul:

Front fork seal replacement, fork oil service, rear shock absorber replacement.

Efi Diagnosis:

Fuel injection system troubleshooting, sensor testing, idle speed control adjustment.

Depth:

Comprehensive, covering everything from basic maintenance to complete engine and transmission rebuilds. Includes detailed diagnostic procedures and specifications.

📊 Manual Specifications

Format:

PDF

Searchability:

Searchable text for quick information retrieval.

Printability:

Printable pages for workshop use.

Image Resolution:

High-resolution diagrams and illustrations.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

Air-cooled, Evolution V-twin

Displacement:

1449 cc (88 cubic inches)

Bore X Stroke:

3.50 in x 4.48 in (88.9 mm x 113.8 mm)

Compression Ratio:

8.8:1

Horsepower:

Approx. 67 HP @ 5200 RPM (Estimate, varies by tuning and exhaust)

Torque:

Approx. 76 ft-lbs @ 3200 RPM (Estimate, varies by tuning and exhaust)

Fuel Delivery Flhr:

Carburetor (Keihin CV 40 mm)

Fuel Delivery Flhri:

Electronic Sequential Port Fuel Injection (ESPFI)

Fuel Type:

Unleaded gasoline, minimum 87 octane

Fuel Tank Capacity:

5.0 US gallons (18.9 liters)

🔧 Transmission

Type:

5-speed, constant mesh

Primary Drive:

Duplex chain

Final Drive:

Belt drive

Clutch Type:

Wet, multi-plate, diaphragm spring

Transmission Oil Type:

Harley-Davidson Formula Plus (or equivalent SAE 50)

Primary Chain Lubrication:

Splash lubrication from transmission oil.

📐 Dimensions

Length:

Approx. 93.3 in (2370 mm)

Width:

Approx. 36.0 in (914 mm)

Height:

Approx. 54.5 in (1384 mm)

Wheelbase:

Approx. 63.5 in (1613 mm)

Dry Weight:

Approx. 667 lbs (303 kg)

Gross Vehicle Weight Rating:

Approx. 1160 lbs (526 kg)

Payload Capacity:

Approx. 493 lbs (223 kg)

Seat Height:

Approx. 29.0 in (737 mm)

Saddlebag Capacity:

Integrated hard saddlebags

🛡️ Safety Features

Crash Test Ratings:

N/A (Motorcycles typically do not undergo standardized car crash testing)

Braking System:

Dual disc front, single disc rear, hydraulic actuation.

Lighting:

Halogen headlight, LED taillight, amber incandescent turn signals.

Frame Construction:

Steel, cradle-type frame.

Security:

Factory-installed security system (alarm and immobilizer) optional or standard depending on specific sub-model/package.

💡 Technology Features

Audio System:

Optional factory-installed AM/FM radio with cassette player and CB radio integration on some models.

Instrumentation:

Analog speedometer, tachometer, fuel gauge, oil pressure gauge, voltmeter, and indicator lights integrated into the fairing console and handlebar.

Cruise Control:

Available as an option on the FLHR/FLHRI models, providing enhanced long-distance comfort.

Charging Ports:

Typically no integrated USB or 12V auxiliary power outlets from the factory in 2001, but often added as aftermarket upgrades.

🔧 Maintenance

Initial Service:

First service typically around 1,000 miles (1,600 km) - includes oil change, filter replacement, check chain tension, inspect brakes, and other checks.

Subsequent Service:

Scheduled maintenance every 5,000 miles (8,000 km) or annually, including oil changes, filter replacements, inspections, and adjustments as per the manual.

Spark Plug Replacement:

Recommended every 10,000 miles (16,000 km) or as needed based on condition.

Drive Belt Inspection:

Inspect belt tension and condition at every service interval.

Engine Oil:

Harley-Davidson SYN3 (synthetic) or equivalent SAE 20W-50 motorcycle oil. Capacity: 4 quarts (3.8 liters) with filter.

Transmission Oil:

Harley-Davidson Formula Plus or equivalent SAE 50 motorcycle oil. Capacity: 28 oz (0.83 liters).

Primary Chain Case Oil:

Harley-Davidson primary fluid or equivalent Type 'B' automatic transmission fluid. Capacity: 26 oz (0.77 liters).

Brake Fluid:

DOT 5 silicone brake fluid (ensure correct type is used; avoid mixing with DOT 3 or DOT 4).

Fork Oil:

Harley-Davidson Type 'E' fork oil or equivalent SAE 10W. Capacity: Approx. 8.7 fl oz (257 ml) per leg.

Evolution Engine Common:

Oil leaks from common areas like the crankcase seals, rocker box gaskets, and primary cover. Cam chain tensioner wear (though 2001 models typically use hydraulic tensioners which are generally more robust than earlier designs).

Efi System Common:

Occasional issues with throttle position sensor (TPS) calibration, idle speed control (ISC) motor, or exhaust gas sensors affecting idle quality or performance.

Electrical Common:

Loose connections in the wiring harness, especially around the neck and under the seat, can cause intermittent electrical faults. Regulator/rectifier failure is a known failure point on many Harley-Davidsons of this era.

Suspension Common:

Wear in fork seals leading to oil leaks. Rear shock absorbers can lose damping over time.

📚 Vehicle History

Brand Establishment:

Founded in 1903, Harley-Davidson is one of the oldest motorcycle manufacturers in the world.

Brand Philosophy:

Known for its V-twin engines, distinctive styling, and a strong emphasis on rider experience and community.

Road King Introduction:

The Road King line was introduced in 1994, designed to evoke the styling of post-war touring motorcycles.

Evolution Engine:

The Evolution engine, introduced in 1984, replaced the Shovelhead and Panhead engines, offering improved reliability and performance.

Fuel Injection Adoption:

By 2001, Harley-Davidson was increasingly offering Electronic Fuel Injection (EFI) as an option or standard on many models, including the FLHRI Road King, to meet emissions standards and improve drivability.

Manufacturing Location:

Milwaukee, Wisconsin, USA (and other Harley-Davidson facilities).

🏆 Awards & Recognition

Motorcycle Class:

The Harley-Davidson Road King is consistently recognized as a benchmark in the large-displacement cruiser and touring segment for its comfort, style, and V-twin character.

Brand Awards:

Harley-Davidson as a brand frequently receives accolades for its iconic design, brand loyalty, and contribution to motorcycle culture.