Category:
Cruiser Motorcycle
Target Audience:
Enthusiasts and professional mechanics seeking detailed repair and maintenance information for the FLSTSC Springer Classic
Segment:
Retro-styled cruiser, often competing with other classic-inspired models from American and Japanese manufacturers
Distinctive Feature:
Harley-Davidson's iconic Springer front fork, providing a unique aesthetic and riding feel.
Style:
Classic styling with modern Harley-Davidson engineering.
Benefit:
Enables owners to perform in-depth maintenance and repairs, saving costs and ensuring proper operation.
Engine:
Detailed coverage of the Twin Cam 88B engine (disassembly, assembly, troubleshooting, performance tuning)
Transmission:
Coverage of the 5-speed constant mesh transmission (disassembly, assembly, inspection, adjustments)
Fuel System:
Carburetor (Keihin CV) and fuel injection (EFI) systems, fuel pump, lines, and tank service
Ignition System:
Ignition module, coils, spark plugs, wiring, and troubleshooting
Electrical System:
Battery, charging system (stator, regulator/rectifier), lighting, starter, and accessory circuits
Frame And Suspension:
Springer front fork (service, lubrication, adjustment), rear shock absorbers, swingarm, and frame inspection
Brakes:
Front and rear hydraulic brake systems, master cylinders, calipers, rotors, and fluid replacement
Wheels And Tires:
Wheel bearing service, tire mounting and balancing, spoke tension (if applicable to this model variant)
Steering:
Handlebar, riser, and steering head bearing service and adjustment
Bodywork:
Fenders, fuel tank, seat, fairing (if equipped), and associated trim components
Exhaust System:
Muffler and pipe replacement, gasket service
Maintenance:
Routine maintenance tasks, lubrication points, fluid changes, filter replacements
Troubleshooting:
Diagnostic flowcharts and symptom-based troubleshooting guides
Repair:
Step-by-step repair procedures for all major and minor components
Overhaul:
Complete engine and transmission rebuild procedures
Diagnostics:
Electrical system diagnostics, including use of diagnostic tools (e.g., Harley-Davidson Digital Technician if applicable to the era/system)
Specifications:
Torque specifications, clearance measurements, and adjustment procedures
Wiring Diagrams:
Comprehensive electrical wiring diagrams for all circuits
Depth:
Comprehensive, suitable for professional technicians and experienced DIY mechanics
Detail Level:
Detailed disassembly, inspection, repair, and reassembly instructions with accompanying diagrams and illustrations.
Engine Type:
Air-cooled, Twin Cam 88B V-twin
Displacement:
1450cc (88 cubic inches)
Bore X Stroke:
3.75 in. x 4.00 in. (95.25 mm x 101.6 mm)
Horsepower Estimated:
Approx. 65-70 HP (at crank, varies slightly with tuning and exhaust)
Torque Estimated:
Approx. 80-85 ft-lbs @ 3200 RPM (at crank)
Carburetor:
Keihin 40mm CV (Constant Velocity)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI) option likely available, manual covers both
Oil Type Specification:
Harley-Davidson SYN3 Full Synthetic Motor Oil (20W-50) or equivalent
Oil Capacity:
Approx. 4.0 US quarts (3.8 liters) with filter change
Type:
5-speed, constant mesh
Gear Ratios Approx:
1st: 9.312, 2nd: 6.492, 3rd: 4.746, 4th: 3.824, 5th: 3.308
Primary Drive:
47/32 (1.468:1) (Chain/Clutch)
Final Drive:
65/32 (2.031:1) (Belt)
Clutch Type:
Wet, multi-plate, diaphragm spring
Transmission Oil Type:
Harley-Davidson Hypoid Gear Oil (SAE 75W-90) or equivalent
First Service:
1,000 miles (1,600 km) or 6 months, whichever comes first.
Subsequent Service:
Every 5,000 miles (8,000 km) or 12 months.
Engine Oil:
Harley-Davidson SYN3 Full Synthetic Motor Oil (20W-50) or equivalent.
Transmission Oil:
Harley-Davidson Hypoid Gear Oil (SAE 75W-90) or equivalent.
Primary Chain Case Oil:
Harley-Davidson Primary Fluid or equivalent Formula+ transmission fluid.
Brake Fluid:
DOT 4 Synthetic Brake Fluid.
Common Wear Item:
Clutch cable adjustment and replacement.
Potential Issue:
Springer fork pivot bushings and lubrication; requires regular attention.
Electrical:
Potential for aging wiring insulation, especially if exposed to heat or vibration over time.
Fuel System:
Carburetor (CV) adjustments and potential for aging seals.
Parts Replacement Guidance
Filters:
Oil filter: Harley-Davidson Genuine Part #63796-77A or equivalent. Air filter: Model-specific OE or aftermarket replacement.
Spark Plugs:
Harley-Davidson recommends specific plug types based on application (e.g., NGK, Champion).
Legacy:
Harley-Davidson has a long-standing heritage in American motorcycle manufacturing, known for its V-twin engines and classic styling.
Softail Lineage:
The Softail platform, introduced in 1984, emulates the look of a hardtail frame with hidden rear suspension components.
Springer Heritage:
The Springer front fork is a nod to early motorcycle designs and was reintroduced by Harley-Davidson as a stylistic element.
Era:
Early 2000s styling revival for Harley-Davidson.
