|Engine||447cc parallel twin-cylinder|
|Transmission||Five speed plus overdrive sixth|
|Seat height||30.9 inches|
|Fuel capacity||3.2 gallons, including 0.5 gallon reserve|
It was introduced in two colors; Candy Wineberry Red, and Cosmo Black Metallic. The Wing tank emblem was gold. The gas tank and side cover stripe was chrome. The front fender was chrome. It came with an 85 mph speedometer. The wheels were highlighted black Comstars. Read the article below for a description of the engine, and the rest of the machine.
Only cosmetic changes were made in 1983. The Cosmo Black metallic was dropped, and a regular Black replaced it. On the Red machines, the striping was black, and the Black machines were adorned with grey striping. The Comstar wheels were replaced with a slightly different Cast Alloy wheel. The speedometer was upped to 105 mph.
Two Nighthawk 450 models were produced in 1985. The regular CB450SC, and the CB450SCL (California only). Two striking new color schemes were introduced; Candy Empire Blue, with light blue pinstripes, and Candy Andromeda Red, with red pinstripes. The Honda Wing tank emblem was changed to silver. The Nighthawk 450 side cover decal was silver & red.
In 1986, its last year of production, the changes were minor. The blue 'hawk got silver pinstripes, and the red 'hawk came with black stripes. The Nighthawk 450 side cover decal changed to silver, and last but not least, the fender was changed from chrome to "body color". Available options were: Nylon luggage (saddlebags, trunk bag, tank bag), leather saddlebags, engine guard, luggage rack and backrest.
|Bore & Stroke||75mm x 50.6mm|
|Compression Ratio||9.3 : 1|
|Carburetors||Two 30mm constant velocity|
|Driveline||O-ring sealed chain|
|Tires||Front: 100/90 - 19 tubeless (Also heard 3.2/x-19)|
Rear: 130/90 - 16 tubeless
|Suspension||Front: Air adjustable forks with dual Syntallic bushings|
Rear: VHD shocks
|Brakes||Front: Disc with twin-piston caliper|