HONDA Motorcycle
Nighthawk 450 (CB450SC)

1982 Nighthawk 450 (CB450SC'82)

• ENGINE
  • Engine: 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: VHD^TM rear shocks
  • Rear Suspension: Swing arm 97mm wheel travel
  • Front Brakes: Single 272mm disc
  • Rear Brakes: 140mm Drum
  • Front Tire: 100/90-19
  • Rear Tire: 130/90-16
• DIMENSION
  • Dry-Weight: 178 kg (392 lb)
  • Fuel Capacity: 14 Litres (3.7 Gal)
  • Front Tire pressure: 32 psi (221 KPa)
  • Rear Tire pressure: 36 psi (248 KPa)
• 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: 447cc, four-stroke, parallel twin, 3-valve per cylinder
• Carburetor: 30mm constant velocity
• Transmission: 5-speed plus overdrive sixth speed
• Suspension: VHD^TM 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: 447cc, four-stroke, parallel twin
• Valves: 3-valve per cylinder Pentroof^TM head
• Balance: Dual counterbalancers
• Carburetor: 30mm constant velocity
• Transmission: 5-speed plus overdrive sixth speed
• Suspension: VHD^TM 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*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.