The Honda CB 450K Black Bomber was a motorcycle produced between 1965 and 1966. It had a four stroke, parallel twin cylinder engine with a capacity of 445 cc and a compression ratio of 9.0:1. The bike had a maximum power of 45 hp at 9000 rpm and maximum torque of 37.4 Nm at 7000 rpm. It had a 4-speed transmission and a chain final drive. The frame was a tubular semi-duplex cradle with a single front down-tube suspension. The front suspension was telescopic forks with two-way damping, and the rear suspension was a swing arm with adjustable preload. The bike had drum brakes on both the front and rear wheels and had 3.25-18 front and 3.50-18 rear tires. The wheelbase was 1,300 mm, and it had a dry weight of 187 kg and a wet weight of 204.0 kg. The fuel capacity was 14 liters, or 3.7 US gallons.
Technical specifications:
Make Model: Honda CB 450 Black Bomber
| Year | 1965 – 66 |
|---|---|
| Engine | Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder |
| Capacity | 445 cc / 27.1 cu-in |
| Bore x Stroke | 70 x 57.8 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.0:1 |
| Induction | 2x 32mm Keihin carburetors |
| Ignition | Coil with auto-advance, twin contact breaker |
| Starting | Kick |
| Max Power | 45 hp / 32.8 kW @ 9000 rpm |
| Max Torque | 37.4 Nm / 27.6 lb-ft @ 7000 rpm |
| Transmission | 4 Speed |
| Final Drive | Chain |
| Frame | Tubular semi-duplex cradle with single front down-tube |
| Front Suspension | Telescopic forks with two-way damping. |
| Rear Suspension | Swing arm, shock absorbers with adjustable preload |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| Front Tyre | 3.25-18 |
| Rear Tyre | 3.50-18 |
| Wheelbase | 1,300 mm / 53 in |
| Dry Weight | 187 kg / 412 lbs |
| Wet Weight | 204.0 kg / 449.7 lbs |
| Fuel Capacity | 14 Litres / 3.7 US gal |
