Browse wBW ad-free: bercome a member for just $10/year!

Honda Nighthawk 550 CB550SC Motorcycles

OLYMPUS DIGITAL CAMERA

1983 Nighthawk 550 (CB550SC’83)

Engine

Engine Type Air cooled, transverse four cylinder, four stroke, DOHC
Bore and Stroke 60 x 50.6 mm
Valves 4 valves per cylinder.
Displacement 572 (34.9 cid)
Compression Ratio 9.5:1
Fuel Delivery Four 26.8mm Keihin CV
Ignition Transistorized pointless
Starter Electric
Fuel type Regular gasoline
Alternator Brushless
Max Power 64 hp @ 9500 rpm
Max Torque 36 ft-lb @ 8000 rpm

DRIVETRAIN

Transmission 6-speed constant mesh (6th is overdrive)
Final Drive Shaft
Clutch Wet, multi-plate

CHASSIS / SUSPENSION / BRAKES

Front Suspension 37mm Air assisted Telescopic fork, 160mm wheel travel.
Rear Suspension Swing arm, 104mm wheel travel, twin shocks
Front Tire 100/90H19
Rear Tire 130/90H16
Front Brakes Single 320mm disc, double piston caliper
Rear Brakes 160mm Drum

DIMENSION

Wheelbase 1440 mm (56.7 inches)
Overall Length 2150mm (84.6 inches)
Overall Width 870mm (34.2 inches)
Overall Height 800mm (31.5 inches)
Dry Weight 190 kg (418.8 lb)
Fuel Capacity 12 Litres (3.2 Gal)
Curb Weight 211 kg (464 lb)

  • Front: 101 kg (222 lb)
  • Rear: 110 kg (242 lb)

OTHER

Color
  • Candy Presto Red
  • Black
  • It had a chrome rectangular headlight and a 4-into-2 exhaust system.
  • Fuel Consumption: 5.7 L/100km (41 mpg)
  • Standing Quarter Mile: 12.6 sec / 164 km/h (102 mph)
  • Top Speed: 187 km/h (116 mph)
  • The serial number began JH2PC0901DM000023

1984 Nighthawk 550 (CB550SC’84)

 

Engine

Engine Type Air cooled, transverse four cylinder, four stroke, DOHC
Bore and Stroke 60 x 50.6 mm
Valves 4 valves per cylinder.
Displacement 572 (34.9 cid)
Compression Ratio 9.5:1
Fuel Delivery Four 26.8mm Keihin CV
Ignition Transistorized pointless
Starter Electric
Fuel type Regular gasoline
Alternator Brushless
Max Power 64 hp @ 9500 rpm
Max Torque 36 ft-lb @ 8000 rpm

DRIVETRAIN

Transmission 6-speed constant mesh (6th is overdrive)
Final Drive Shaft
Clutch Wet, multi-plate

CHASSIS / SUSPENSION / BRAKES

Front Suspension 37mm Air assisted Telescopic fork, 160mm wheel travel.
Rear Suspension Swing arm, 104mm wheel travel, twin shocks
Front Tire 100/90H19
Rear Tire 130/90H16
Front Brakes Single 320mm disc, double piston caliper
Rear Brakes 160mm Drum

DIMENSION

Wheelbase 1440 mm (56.7 inches)
Overall Length 2150mm (84.6 inches)
Overall Width 870mm (34.2 inches)
Overall Height 800mm (31.5 inches)
Dry Weight 190 kg (418.8 lb)
Fuel Capacity 12 Litres (3.2 Gal)

OTHER

  • Fuel Consumption: 5.7 L/100km (41 mpg)
  • Standing Quarter Mile: 12.6 sec / 164 km/h (102 mph)
  • Top Speed: 187 km/h (116 mph)
  • The serial number began JH2PC0901EM000023

550 CB550SC Image Gallery