1970-1978 Harley-Davidson Electra Glide & Super Glide Service Manual • Part No. 99482-78, dated 1978
Harley-Davidson Models Covered & Key Technical Specifications
Models: FL, FLH 1200, FX, FXE 1200, FXS 1200
Sub-models / Variants: Electra Glide, Super Glide, Low Rider
Trade Names: Electra Glide, Super Glide, Low Rider
Model Years: 1970–1978
Serial Numbers: 10,000 and up (manufacturer prefix 1A, 2A, 2C, 9D, 2F)
Technical Data:
- Engine configuration: 4-cycle, 45-degree V-type, 2-cylinder
- Piston displacement: 73.66 cu. in. (1207 cc)
- Horsepower: 57.0 hp at 5200 rpm (FL model)
- Compression ratio: 8:1 (FLH model)
- Transmission: 4-speed constant mesh
- Tire inflation (solo): 20 psi front / 24–26 psi rear
Harley-Davidson Manual Features & Content Preview
- Official 251-page Harley-Davidson Motor Co. publication (Part No. 99482-78, dated 1978)
- Covers 1970–1978 Harley-Davidson Electra Glide and Super Glide motorcycles, including FL/FLH 1200, FX/FXE 1200, and Low Rider FXS 1200 configurations
- Contains 56 exploded-view assembly diagrams, 5 lubrication/service charts, and 4 specialized fastener torque-spec tables
- Delivered as an instant download to your account within seconds of checkout, providing immediate reference material for workshop repair planning
- Fully indexed PDF with full-text search capability to find specific part numbers instantly
- Serves as the final OEM reference for the 1970–1978 Shovelhead era, documenting the transition from earlier 1970 FL specs to the refined 1978 FXS Low Rider configurations
Chassis and Engine Documentation
The service manual contains detailed sections dedicated to the FL and FX chassis, engine overhauls, transmission maintenance, and electrical system diagnostics. It documents the specifics of the 1200cc V-twin platform, detailing lubrication flow, crankcase and gearcase service, alongside fuel system calibration. You will find extensive descriptive information on steering head bearing adjustments, fork maintenance including re-bushing procedures, and complete wheel alignment. The manual also outlines fiberglass care, detailing surface finishing and structural repair specifications for body components. Always adhere to standard workshop safety protocols when lifting the heavy chassis or handling high-amperage electrical systems.
Technical Data and Specifications Preview
This publication outlines comprehensive torque requirements for all major fasteners, noting crankcase studs at 12–15 ft-lbs and primary chain case bolts at 50–60 ft-lbs. Intake valve clearance is specified at 0.0018–0.0038 in, while the oil system capacity is 4 quarts. Detailed wiring diagrams are provided for 1970–1978 electrical systems, covering ignition timing and spark plug heat ranges. By offering a complete overview of factory specifications, this document delivers high informational value for professional technicians and dedicated mechanics needing precise reference data on the shop floor.
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