General
Year: 1958
Make/Model: Harley-Davidson FL Duo-Glide
Engine/Transmission
Displacement (ci/cc)/Make: 74ci/1212.72 cc Harley-Davidson
Engine Details: Panhead V-twin
Power: 55 HP @4800 RPM
Torque: 85.43 Nm @3200 RPM
Compression: 7.0:1
Bore x Stroke: 3.4” x 4.0”
Starter: Kick
Electrical System: 6 volt battery
Fuel System: Currently an S&S Super E carburetor, but Derek plans to replace it with the correct Linkert M-74B this winter.
Fuel Control: Overhead Valves (OHV)
Cooling System: Air
Air Cleaner: S&S
Pipes: OEM
Gearbox: 4-speed
Transmission Type/Final Drive: Chain
Chassis, Suspension, Brake & Wheels
Frame Type: Steel wishbone
Front Suspension: Hydraulic telescopic forks
Rear Suspension: Swingarm w/Dual coil-over-shocks
Front Tire: 5.00-16
Rear Tire: 5.00-16
Front Brakes: Manual drum
Rear Brakes: Hydraulic drum
Wheels: Wire spoked
Seat: Solo
Physical Measures & Capacities
Dry Weight: 588.6 lbs.
Power/Weight Ratio: 0.2060 HP/kg
Wheelbase: 59.1”
Fuel Capacity: 3.75 gal.
Oil Capacity: .25 qts.
Carrying Capacity: Optional soft saddlebags
Paint
Color: Red & White (options available this year were black, red, & blue).
Photos by Doc Lonnie Blum