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Honda Nighthawk 450 (CB450SC) Motorcycles

1982 Nighthawk 450 (CB450SC’82)

Engine
Engine Type Air cooled, four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder,
Displacement 447cc (27 cu. in.)
Bore and Stroke 75 X 50.6mm
Compression Ratio 9.1:1
Fuel Delivery Two 34mm constant velocity
Ignition Solid state
Starter Electric
Max Power 45 hp 32.8 KW @ 9000 rpm

Drivetrain
Transmission 6-speed
Final drive Chain

CHASSIS / SUSPENSION / BRAKES
Front Suspension Telescopic forks 124.5mm wheel travel
Rear Suspension VHDTM rear shocks
Rear Suspension Swing arm 97mm wheel travel
Front Brakes Single 272mm disc
Front Brakes 140mm Drum
Front Tire 100/90-19
Rear Tire 130/90-16

DIMENSION
Rear Tire pressure 36 psi (248 KPa)
Front Tire pressure 32 psi (221 KPa)
Fuel capacity 14 Litres (3.7 Gal)
Dry weight 178 kg (392 lb)

OTHER
Colors
  • Candy Wineberry Red
  • Cosmo Black Metallic
  • The “HONDA” wing tank emblem was gold
  • The tank and side cover stripes were chrome
  • The speedometer had a 85 mph (135 kph) limit
  • The wheels were highlighted black comstars
  • The front fender was chrome.
  • The serial number began JH2PC054*CM000015.

1983 CB450SC’83

  • Colors:
    • Candy Wineberry Red
    • Black
  • The pinstripes on the red bike were black, but on the black bike they were gray
  • The Honda wing tank emblem was gold
  • The front fender was chrome
  • The wheels were cast alloy
  • The speedometer had a 105 mph (170 km) limit.
Engine Type 447cc, four-stroke, parallel twin, 3-valve per cylinder
Carburetor 30mm constant velocity
Transmission 5-speed plus overdrive sixth speed
Compression Ratio 9.1:1
Suspension VHDTM rear shocks
Forks Air-adjustable
Wheels New cast alloy with tubeless tires
Wheelbase 1450mm (57.1 in)
Seat height 785 mm(30.9 in.)
Fuel capacity 12 liters (3.2 gal.)
Weight 178 kg (392.5 lb)
Front Tire pressure: 32 psi (221 KPa)
Rear Tire pressure: 36 psi (248 KPa)

The serial number began JH2PC054*DM100001.

1984 CB450SC’84

Engine Type 447cc, four-stroke, parallel twin
Valves 3-valve per cylinder PentroofTM head
Balance Dual counterbalancers
Carburetor 30mm constant velocity
Transmission 5-speed plus overdrive sixth speed
Suspension VHDTM rear shocks
Forks Air-adjustable
Wheels New cast alloy with tubeless tires
Wheelbase 1450mm (57.1 in)
Seat height 785 mm(30.9 in.)
Fuel capacity 12 liters (3.2 gal.)
Weight 178 kg (392.5 lb)
Front Tire pressure: 32 psi (221 KPa)
Rear Tire 36 psi (248 KPa)

The serial number began JH2PC054*EM100001.

1985 CB450SC’85

  • Colors:
    • Candy Empire Blue
    • Candy Andromeda Red
  • The pinstripes on the blue bike were light blue, but on the red unit they were red
  • The Honda wing tank emblem was silver
  • The “Nighthawk 450” side cover decal was silver and red
  • The front fender was chrome
  • The wheels were cast alloy
  • The speedometer had a 105 mph (170 km) limit
  • The engine was a 447cc 4-stroke SOHC 3-valve parallel twin
  • The transmission was a 6-speed
  • Front Tire: pressure: 32 psi (221 KPa)
  • Rear Tire: pressure: 36 psi (248 KPa)
  • The serial number began JH2PC054*FM300001.

1986 CB450SC’86

  • Colors:
    • Candy Flair Blue
    • Candy Glory Red
  • The pinstripes on the blue bike were silver; but on the red bike they were black
  • The Honda wing tank emblem was silver
  • The “Nighthawk 450” side cover decal was silver
  • The front fender was painted the basic color (blue or red)
  • The wheels were cast alloy
  • The speedometer had a 105 mph (170 km) limit
  • The engine was a 447cc 4-stroke SOHC 3-valve parallel twin
  • The transmission was a 6-speed
  • Front Tire: pressure: 32 psi (221 KPa)
  • Rear Tire: pressure: 36 psi (248 KPa)

The serial number began JH2PC054*GM400001.

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