1991 Harley-Davidson Fat Boy

General motorcycle information

Model

Harley-Davidson Fat Boy

Year

1991

Engine and transmission

Displacement

81.58 cubic inches (1337.0 ccm)

Engine type

V2, 4 stroke

Power

67.0 horsepowers (50.0 kiloWatts) at 5000 RPM

Torque

71.55 pound-foot/lbf-ft (97.00 Nm / 9.89 kgf-m) at 2350 RPM

Compression

8.5:1

Bore x stroke

5.42 x 6.59 inches (88.8 x 108.0 mm)

Valves per cylinder

Fuel system

Carburettor

Fuel control

Overhead Valves (OHV)

Cooling system

Air

Gearbox

5-speed

Transmission type, final drive

Belt

Starter

Electric

Fuel consumption

Top speed

148.0 kmh (92.0 mph)

Chassis, suspension, brakes and wheels

Front tyre

130/90-16

Rear tyre

130/90-16

Front brake

Single disc

Front brakes diameter

17.82 inches (292.0 mm)

Rear brake

Single disc

Rear brakes diameter

17.82 inches (292.0 mm)

Physical measures and capacities

Dry weight

Wet weight

657.0 pounds (298.0 kg)

Seat height

Wheelbase

Overall length

144.6 inches (2370 mm)

Ground clearance

Fuel capacity

4.23 gallons (16.0 litres)

Oil capacity

Further motorcycle information

More specs

All technical data from Bikez.com.

Rating

Detailed 1991 Harley-Davidson Fat Boy rating

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