1958 Harley-Davidson FL Duo Glide

Harley-Davidson FL Duo Glide 1958


1958 Harley-Davidson FL Duo Glide specifications, pictures, reviews and rating

General information
Model Harley-Davidson FL Duo Glide
Year 1958
Category Touring
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Engine and transmission
Displacement 1212.7 ccm (74.00 cubic inches)
Engine type V2, four-stroke
Engine details Panhead V-twin engine
Power 55.0 HP (40.1 kW)) @ 4800 RPM
Torque 85.4 Nm (8.7 kgf-m or 63.0 ft.lbs) @ 3200 RPM
Compression 7.0:1
Bore x stroke 87.0 x 102.0 mm (3.4 x 4.0 inches)
Fuel system Carburettor
Fuel control Overhead Valves (OHV)
Cooling system Air
Gearbox 4-speed
Transmission type Chain (final drive)
Chassis, suspension, brakes and wheels
Frame type Steel wishbone
Front suspension Hydraulic telescopic forks
Rear suspension Swingarm. Dual coil-over-shocks.
Front brakes Expanding brake (drum brake)
Rear brakes Expanding brake (drum brake)
Seat Solo seat
Physical measures and capacities
Dry weight 267.0 kg (588.6 pounds)
Power/weight ratio 0.2060 HP/kg
Wheelbase 1500 mm (59.1 inches)
Fuel capacity 14.19 litres (3.75 US gallons)
Oil capacity 3.80 litres (4.02 US quarts)
Other specifications
Color options Black, red, blue
Starter Kick
Electrical 6 Volt battery.
Carrying capacity Optional soft saddlebags
Update specsReport missing specs or required updates.
Maintenance and service specs *
Engine oil SAE 50W
Spark plugs NGK R5670-5
Idle speed 800 +/- 100 RPM
Chain links 102
Sprockets 22/51 (front/rear)
Fork tube size 41 mm (1.6 inches)
*) Always verify maintenance and service data with the bike owner's manual.
Further information
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Ask questionsJoin the 58 Harley-Davidson FL Duo Glide discussion group or the general Harley-Davidson discussion group.
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