Model Variant:
FXD Super Glide, FXDL Low Rider, FXDWG Wide Glide, FXDX Super Glide Sport, FXDXT Super Glide T-Sport
Chassis Code:
FXD, FXDL, FXDWG, FXDX, FXDXT
Generation:
Dyna (Second Generation, 1991-2005)
Target Audience:
DIY mechanics, owners seeking to maintain and repair their motorcycles, enthusiasts
Value Proposition:
Cost savings on dealership labor, empowers owners with knowledge, comprehensive coverage
Delivery Method:
Instant Download
Content Type:
Two essential manuals (Service and Electrical) in one package
Engine:
Comprehensive engine service, maintenance, and repair
Chassis:
Frame, suspension (front and rear), wheels, tires, steering
Fuel System:
Carburetor (Keihin CV), fuel tank, fuel lines, fuel pump (if applicable)
Drive System:
Primary drive, clutch, drive belt, final drive sprocket
Transmission:
5-speed gearbox, internal components, maintenance, repair
Electrical System:
Complete wiring diagrams, starting system, charging system, ignition system, lighting, instruments, TSM/HFSM, engine management
Brakes:
Front and rear brake systems, hydraulic components, service, and repair
Bodywork And Fittings:
Fenders, fuel tank, seat, handlebars, controls
Tsm Hfsm:
TSM (Turn Signal Module) / HFSM (Headlight/Flashing/Signal Module) diagnostics and troubleshooting
Engine Management Diagnostics:
Engine management system diagnostics, including ignition timing and fuel mapping (within the context of a carburetor).
Maintenance:
Scheduled maintenance, oil changes, filter replacement, lubrication, tune-ups
Diagnostics:
Troubleshooting guides, fault diagnosis for all major systems
Repair:
Step-by-step repair instructions for all components
Rebuilds:
Detailed procedures for engine, transmission, and carburetor rebuilds
Adjustments:
Carburetor adjustment, clutch adjustment, brake adjustments
Depth:
Comprehensive, from basic maintenance to advanced diagnostics and full rebuilds
Illustrations:
Detailed diagrams, illustrations, photos, exploded views
Specifications:
Torque specifications, tolerances, fluid capacities, electrical specifications
Engine Family:
Harley-Davidson Evolution (Evo) V-twin
Displacement:
1450cc (88 cubic inches)
Bore X Stroke:
3.50 in x 4.47 in (88.9 mm x 113.5 mm) - typical for 88ci Evo
Compression Ratio:
9.0:1 (typical for 2003 88ci)
Cooling System:
Air-cooled
Valvetrain:
Overhead Valve (OHV), 2 valves per cylinder, pushrod activated
Horsepower:
Approx. 65-70 HP (Varies by model and tuning)
Torque:
Approx. 70-75 ft-lbs @ 3000 RPM (Varies by model and tuning)
Fuel Delivery:
Keihin CV (Constant Velocity) 40mm Carburetor
Fuel Type:
Unleaded Gasoline, 91 Octane (or higher) Recommended
Type:
5-speed constant mesh, helical gears
Gear Ratios:
Specific ratios detailed in manual (e.g., 1st: 9.01, 2nd: 6.45, 3rd: 4.77, 4th: 3.77, 5th: 3.15 - typical for this era)
Clutch Type:
Wet, multi-plate
Primary Drive:
Duplex chain, 34/46T (34-tooth engine sprocket, 46-tooth clutch sprocket)
Final Drive:
Belt drive, 32/65T (32-tooth transmission sprocket, 65-tooth rear pulley) - typical ratio
Transmission Fluid:
Harley-Davidson Genuine Formula SYN3 or equivalent SAE 75W-140 Synthetic Gear Oil
Wheelbase:
Varies by model (e.g., FXD: 62.8 in, FXDWG: 66.2 in)
Dry Weight:
Varies by model (e.g., FXD: ~635 lbs, FXDWG: ~670 lbs)
Gvwr:
Not typically specified by Harley-Davidson in owner's manuals, but implied by frame and suspension load limits.
Fuel Tank Capacity:
Varies by model (e.g., FXD: 4.0 gal, FXDWG: 5.0 gal)
Audio System:
Optional accessory audio systems available for some models, but not standard on all 2003 Dynas.
ABS:
Anti-lock Braking System (ABS) was not a standard or widely available option on 2003 Dyna models.
Ignition System:
Electronic ignition system (points-based systems were phased out in earlier Harley models)
Fuel Management:
Carburetor-based fuel management with manual adjustments.
Oil Change Interval:
Every 5,000 miles or 6 months, whichever comes first (typical recommendation)
Primary Chain Tensioner Check:
Inspect and adjust as needed during regular service intervals (critical maintenance item for early Evo models)
Spark Plug Replacement:
Approximately every 10,000-15,000 miles
Belt Inspection:
Inspect drive belt for wear and tension at regular intervals.
Engine Oil:
Harley-Davidson Genuine Formula SYN3 (20W-50) or equivalent SAE 20W-50 Motorcycle Oil meeting Harley-Davidson specifications.
Primary Oil:
Harley-Davidson Genuine Formula SYN3 (20W-50) or equivalent SAE 20W-50 Motorcycle Oil meeting Harley-Davidson specifications.
Brake Fluid:
DOT 4 (for hydraulic clutch and brake systems)
Primary Chain Tensioner:
The original spring-loaded tensioner in early Evo models is known to wear out, leading to chain slap and potential damage. The manual will cover inspection and replacement with updated hydraulic tensioners.
Carburetor Tuning:
Keihin CV carburetor may require periodic adjustment for optimal performance and emissions.
Rear Wheel Alignment:
Importance of correct rear wheel alignment for tire wear and handling is emphasized.
Electrical Connections:
Corrosion or loose connections in the electrical system can lead to intermittent issues. The electrical manual will be crucial here.
Brand Establishment:
Founded in 1903, Milwaukee, Wisconsin
Dyna Platform Introduction:
Dyna chassis introduced in 1991, featuring isolated V-twin engine mounting for reduced vibration.
2003 Model Updates:
Likely minor updates for 2003, building on the established Dyna platform. Electronic fuel injection (EFI) was becoming more common, but many 2003 models retained the carburetor.
Manufacturing Location:
United States (Harley-Davidson Motor Company)
