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)
|
OTHER |
|
| Color |
|
- 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
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