Positioning:
The FXSB Low Rider was a significant model for Harley-Davidson in the early 1980s, representing a shift towards more customizable and rider-focused cruisers, appealing to riders seeking both performance and iconic styling.
Competitors:
Competed with other American V-twin cruisers and evolving Japanese motorcycle designs of the era. Its Shovelhead engine offered a distinctive character compared to its contemporaries.
Model Attributes:
Low rider stance, swept-back handlebars, distinctive styling, and the robust Shovelhead V-twin engine.
Utility For Owners:
Essential for owners and mechanics to maintain, diagnose, and repair the iconic FXSB model, preserving its performance and value.
Primary Coverage:
Harley-Davidson FXSB Low Rider 1982
Secondary Coverage:
General Shovelhead engine and chassis principles applicable to other FX models of the era.
Estimated Pages:
Hundreds (specific number not provided, but indicative of a comprehensive factory manual)
Type:
Factory Service and Repair Manual (Workshop Manual)
Format:
PDF Download (printable)
Engine:
Shovelhead V-Twin, including assembly, disassembly, tuning, lubrication, cooling, and ignition systems.
Transmission:
4-speed constant mesh gearbox, clutch operation, shifting mechanisms, and lubrication.
Fuel System:
Carburetor systems (e.g., Keihin Butterfly, CV), fuel lines, fuel pump, and fuel tank maintenance.
Electrical System:
Battery, charging system (generator/alternator), starter motor, lighting circuits, ignition system (points, coil, condenser), and wiring diagrams.
Chassis:
Frame, front suspension (forks), rear suspension (shocks), steering head, and wheel bearings.
Brakes:
Front and rear brake systems (disc and drum), hydraulic lines, master cylinders, calipers, and brake pad replacement.
Bodywork:
Fenders, fuel tank, seat assembly, handlebars, control levers, and minor cosmetic repairs.
Maintenance:
Regular service checks, lubrication points, filter replacements, chain adjustment, and tire pressure.
Troubleshooting:
Diagnostic charts and procedures for common mechanical and electrical issues, symptom-based problem solving.
Repair:
Step-by-step instructions for component removal, overhaul, and reinstallation for all major systems.
Special Tools:
Identification and usage of specialized tools required for specific repair procedures.
Depth:
Comprehensive (covers from routine maintenance to full engine rebuilds and chassis overhauls).
Searchability:
Likely text-searchable, enabling quick information retrieval.
Printability:
Designed for full printing of all pages, allowing for a physical reference copy.
Binding Recommendation:
Recommended for professional binding into a multi-ring binder for durability and ease of use in a workshop environment.
Recommended Paper:
Standard to heavier weight paper stock for workshop durability.
Engine Type:
Air-cooled, 45-degree V-twin
Displacement:
1340 cc (81.8 cubic inches)
Bore X Stroke:
3.4375 in x 4.25 in (87.3 mm x 107.95 mm)
Compression Ratio:
8.0:1 (typical for Shovelhead)
Valve Train:
Overhead valves, pushrod actuated
Horsepower:
Approx. 60-65 HP (at crankshaft, manufacturer estimates vary)
Torque:
Approx. 70-75 ft-lbs (at crankshaft, manufacturer estimates vary)
Carburetor Model:
Keihin butterfly or Constant Velocity (CV) carburetor
Fuel Type:
Unleaded gasoline, minimum 87 octane (RON+MON)/2
Ignition Type:
Battery-coil, points and condenser ignition system
Type:
4-speed constant mesh, foot-shift, hand-clutch
Drive System:
Chain drive (primary and final)
Clutch Type:
Wet, multi-plate
Transmission Fluid Spec:
Harley-Davidson 4-speed transmission oil or equivalent (e.g., SAE 50 or 60, manual will specify).
Wheelbase:
Approx. 63.2 inches (1605 mm)
Seat Height:
Approx. 26 inches (660 mm) (unladen)
Dry Weight:
Approx. 525 lbs (238 kg)
Gross Vehicle Weight Rating:
Typically around 900-1000 lbs (manual will detail)
Fuel Capacity:
Approx. 3.5 gallons (13.2 L), including reserve
Oil Capacity:
Approx. 3 quarts (2.8 L) (with filter change)
Safety Standards:
No formal crash ratings like modern vehicles; safety depends on rider skill and adherence to maintenance.
Braking System:
Front disc brake, rear drum brake (standard for FXSB).
Lighting:
Headlight, taillight, brake light, turn signals.
Frame Construction:
Steel tube frame designed for stability and rigidity.
Oil Change Interval:
Every 2,000-3,000 miles or annually (manual will provide exact specification).
Major Service Interval:
Every 10,000-15,000 miles (e.g., valve adjustments, ignition timing check).
Primary Chain Adjustment:
Check and adjust every 5,000 miles or as needed.
Engine Oil:
Viscosity: 20W-50 or 20W-40 (refer to manual for specific ambient temperature ranges). Oil Type: API SF or SG classification, or Harley-Davidson specific oil.
Transmission Oil:
SAE 50 or 60 (manual specific).
Primary Chain Case Oil:
Harley-Davidson primary chain lubricant or equivalent (manual specific).
Brake Fluid:
DOT 3 or DOT 4 (check master cylinder cap for specification).
Common Shovelhead Issues:
Oil leaks (especially at rocker boxes and pushrod tubes), potential for cam lobe wear, heat management, carburetor tuning sensitivity, and points ignition adjustments.
Fxsb Specific Issues:
Rear suspension tuning, potential for fork seal leaks, and electrical system reliability checks.
Filter Part Numbers:
Oil filter and air filter part numbers will be detailed in the manual (e.g., oil filter like 63731-63T or similar).
Manufacturer History:
Harley-Davidson, a legendary American motorcycle manufacturer with a history dating back to 1903, known for its V-twin engines and cruiser motorcycles.
Shovelhead Era:
The Shovelhead engine powered Harley-Davidson motorcycles from 1966 to 1984, representing a significant era before the introduction of the Evolution engine. The FXSB was introduced in 1980.
Production Years Fxsb:
1980-1985
Manufacturing Location:
York, Pennsylvania, USA
Model Recognition:
The FXSB Low Rider is recognized as a significant model in Harley-Davidson's history, contributing to the evolution of the cruiser segment and maintaining a strong following among collectors and riders.
Reliability Perception:
Generally considered robust and reliable when properly maintained, though prone to certain age-related wear and leak issues characteristic of Shovelhead engines.
Manual Certification:
This is an official factory service manual, representing the manufacturer's documented procedures and specifications.
