🏷️ Basic Information

Make:

Harley-Davidson

Model:

FXB

Year:

1984

Engine Type:

Shovelhead V-Twin

Chassis Code:

FXB

👋 Introduction

Market Position:

The FXB Shovelhead represented Harley-Davidson's cruiser offering in the mid-1980s, a period of significant transition and modernization for the company. It was positioned as a versatile machine appealing to riders seeking classic styling with the reliability of modern engineering (for its time).

Competitive Analysis:

Competed against Japanese cruisers and other American V-twins. The Shovelhead engine, while a venerable design, was beginning to face competition from more technologically advanced engines. Harley-Davidson's appeal was in its heritage, sound, and the distinct riding experience.

Key Features:

Iconic Shovelhead engine, reliable belt drive (on some FXB models), classic styling, comfortable riding position, extensive customization potential.

📋 Manual Details

Coverage Areas:

Full service, repair, and maintenance for 1984 Harley-Davidson FXB Shovelhead motorcycles.

Page Count:

Detailed page count unavailable for PDF format, but comprehensive coverage implies extensive detail.

Manual Type:

Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Systems Covered:

Engine (all internal components, carburetion, ignition, lubrication), Transmission (clutch, gearbox, final drive), Electrical System (lighting, charging, starting, ignition, accessories), Fuel System (tanks, lines, pumps, carburetors), Braking System (front and rear brakes, hydraulic lines), Suspension (front forks, rear shock absorbers), Frame and Bodywork, Wheels and Tires, Controls (throttle, clutch, brake levers), Exhaust System.

Procedures Included:

Routine maintenance, scheduled servicing, detailed troubleshooting guides, step-by-step repair procedures, component disassembly and reassembly, wiring diagrams, torque specifications, adjustment procedures, diagnostic techniques, part identification.

Technical Depth:

Comprehensive, covering everything from basic tune-ups and fluid changes to complete engine rebuilds and complex electrical diagnostics. Suitable for both novice mechanics and experienced technicians.

📊 Manual Specifications

File Format:

Searchable and printable PDF.

Print Quality:

High-resolution, suitable for clear printing of all diagrams and text.

Binding Type:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine:

Harley-Davidson Shovelhead OHV V-Twin

Displacement:

74 cubic inches (1200cc) and 80 cubic inches (1340cc) were common variants. Specific FXB 1984 likely uses the 80ci evolution of the Shovelhead.

Horsepower:

Approximately 50-60 HP, depending on configuration and tuning.

Torque:

Approximately 70-80 ft-lbs, delivered low in the rev range.

Fuel System:

Single Carburetor (typically Keihin butterfly or Linkert on earlier versions, but 1984 likely features a Keihin).

Ignition System:

Battery and Coil, with breaker points or early electronic ignition systems.

Oil System:

Dry Sump with oil reservoir in the frame downtube.

Cooling Method:

Air-cooled

🔧 Transmission

Transmission Type:

4-speed manual constant mesh gearbox.

Optional Transmission:

N/A for the FXB model as a factory option, but aftermarket 5-speeds existed.

Clutch Type:

Wet multi-plate, cable-actuated.

Final Drive:

Belt drive, a significant feature for the FXB line for reduced maintenance compared to chain drives.

Transmission Fluid Type:

Specific gear oil, typically Harley-Davidson recommended 80W-90 or a specialized transmission lubricant.

📐 Dimensions

Wheelbase:

Approximately 62.5 inches.

Length:

Approximately 90-95 inches.

Dry Weight:

Approximately 575-600 lbs.

Fuel Capacity:

Approximately 3.5 - 5 gallons, depending on tank style.

Front Tire Size:

Typically 3.50-19 or similar.

Rear Tire Size:

Typically 5.10-16 or similar.

Wheel Bolt Pattern:

N/A for spoke wheels, but hub mounting is standard Harley-Davidson.

🛡️ Safety Features

Safety Ratings:

Motorcycle safety ratings from this era are not standardized like automotive crash test ratings. Emphasis is on rider skill and responsible operation.

Active Safety Features:

Dual-action front brake caliper, single-action rear brake caliper. Progressive resistance to road imperfections through suspension tuning.

Passive Safety Features:

Sturdy frame construction, rider control ergonomics. ABS and airbags were not available.

💡 Technology Features

Infotainment System:

Basic. Typically features analog speedometer and indicator lights.

Driver Assistance Features:

None. Focus is on rider input and mechanical feedback.

Connectivity Features:

None.

Electrical System Type:

6-volt or 12-volt electrical system, depending on the specific production run and updates. Manual will specify for 1984.

🔧 Maintenance

Initial Service:

First service typically at 1,000 miles (oil change, primary chain adjustment, inspection).

Routine Oil Change:

Every 2,000-3,000 miles or annually.

Belt Drive Tension:

Check and adjust belt tension every 5,000 miles or as needed.

Spark Plug Replacement:

Recommended every 5,000-7,500 miles.

Engine Oil Type:

Viscosity grades like 20W-50 or 25W-50 motorcycle specific oil is recommended. Some owners prefer dedicated V-twin oils.

Primary Chain Case Oil:

Specific primary lubricant or Harley-Davidson's primary fluid. Capacity approx. 1 quart.

Brake Fluid Type:

DOT 4 or DOT 5 silicone fluid, depending on original specification and master cylinder type. Manual will clarify.

Shifter Fork Wear:

Wear on shifter forks can lead to difficult shifting or false neutrals in the 4-speed transmission.

Oil Leaks:

Common with Shovelheads due to older seal designs and case mating surfaces. Regular inspection and gasket replacement is key.

Carburetor Tuning:

Carburetors of this era can require frequent adjustments due to varying fuel quality and environmental factors.

Generator Charging:

Early Shovelhead generators can be prone to failure or output issues, requiring careful maintenance or replacement with modern alternators.

📚 Vehicle History

Brand Heritage:

Harley-Davidson boasts a rich heritage dating back to 1903, synonymous with American motorcycling culture. The Shovelhead engine itself has a lineage tracing back to the Panhead and Knucklehead, representing a significant era in H-D evolution.

Model Evolution:

The FXB designation typically referred to models within the 'Sturgis' family or variants of the FX Super Glide line, often featuring the belt drive. The FXB Shovelhead was a direct descendant of earlier FX models, evolving through engine updates and styling refinements.

Production Years:

Shovelhead engine production spanned from 1966 to 1984. The FXB model variant was produced within this timeframe, with 1984 being the final year for the Shovelhead engine.

Manufacturing Location:

Milwaukee, Wisconsin, USA.

🏆 Awards & Recognition

Recognitions:

While the FXB Shovelhead itself may not have specific 'awards' in the automotive sense, it is highly regarded within the motorcycle community for its iconic status, heritage, and the authentic V-twin experience it offers. It is a sought-after model for collectors and custom builders.

Rider Satisfaction Ratings:

Subjective, but generally positive for those who appreciate the classic Harley-Davidson character.