Engine Service:
Complete engine overhaul, carburetor tuning, ignition system service, lubrication system
Drivetrain Service:
Clutch, transmission, primary drive, final drive
Chassis Service:
Frame, suspension (front and rear), steering, wheels, brakes
Electrical Service:
Wiring diagrams, lighting, ignition, charging system, battery, starter
Bodywork Service:
Fenders, fuel tank, seat, handlebars, controls
Preventative Maintenance:
Scheduled maintenance, lubrication points, filter replacement
Troubleshooting:
Diagnostic charts and common problem resolution
Repair Procedures:
Step-by-step instructions for disassembly, inspection, repair, and reassembly
Technical Adjustments:
Carburetor adjustment, ignition timing, valve lash settings
Diagnostic Capabilities:
Advanced diagnostics, including electrical system troubleshooting and mechanical fault finding
Rebuild Scope:
Comprehensive rebuild procedures for major components like the engine and transmission
File Type:
PDF (likely, suitable for printing)
Printability:
High quality, suitable for full printout
Binding Recommendation:
Coil binding or three-ring binder recommended for workshop use
Paper Type Recommendation:
Durable, laminated pages recommended for workshop environments
Engine Type:
Air-cooled, four-stroke, OHV V-twin
Engine Displacement:
74 cubic inches (1200cc)
Bore X Stroke:
3.4375 in x 4.25 in (87.3 mm x 108 mm)
Compression Ratio:
Approximately 7.0:1 to 8.0:1 (varies by specific model/tuning)
Horsepower Estimate:
50-60 HP (estimated at crankshaft)
Torque Estimate:
70-80 lb-ft (estimated at crankshaft)
Fuel Delivery:
Carburetor (e.g., Keihin, Linkert, or S&S Super E/G depending on original fitment/updates)
Fuel Type:
Unleaded gasoline
Ignition Type:
Battery and coil (points ignition typically)
Oil Capacity:
Approximately 3 quarts (2.8 liters) including primary and transmission
Oil Type:
Varies; often a dedicated motorcycle oil or blend meeting Harley-Davidson specifications (e.g., SAE 20W-50 or straight-weight 50)
Safety Standards:
N/A (motorcycle safety standards evolve; manual covers OEM specifications for the era)
Braking System:
Hydraulic disc front, drum rear (typical for FLH models of this era)
Lighting:
Headlight, tail light, brake light, turn signals
Oil Change Interval:
Typically every 2,000-3,000 miles (3,200-4,800 km) or annually, whichever comes first (refer to manual for exact recommendation)
Primary Chain Tension Adjustment:
Regularly as per manual (critical for drivetrain longevity)
Spark Plug Replacement:
Varies, often around 10,000-15,000 miles (16,000-24,000 km)
Primary Chain Case Oil Type:
Varies; often dedicated Harley-Davidson primary fluid or motorcycle-specific primary chain lubricant (check manual for exact specification)
Brake Fluid Type:
DOT 3 or DOT 4 (if equipped with hydraulic front brake)
Fork Oil Type:
Specific weight of hydraulic fork oil (e.g., 10W or 15W) as per manual
Carburetor Leaks:
Common with older carburetors; requires careful inspection and seal replacement.
Oil Leaks:
A characteristic of Shovelheads; regular gasket and seal maintenance is essential.
Transmission Noise:
Some mechanical noise from the transmission is normal, but excessive noise indicates potential wear or adjustment issues.
Electrical Gremlins:
Older wiring can degrade; systematic troubleshooting of the electrical system is often required.
Brand Legacy:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and cruiser styling.
Shovelhead Era:
The Shovelhead engine replaced the Panhead in 1966 and was produced until 1984, representing a significant era in Harley-Davidson's history.
Production Period:
FLH Shovelhead models were produced through the 1970s and early 1980s.
Manufacturing Location:
Milwaukee, Wisconsin, USA
