The Honda CB450K7 (1973-74) motorcycle features a four stroke, parallel twin cylinder DOHC engine with a capacity of 445cc. It has a compression ratio of 9.0:1 and uses 2x 32mm Keihin carburetors for induction. The bike has a maximum power output of 45hp at 9000 rpm and a maximum torque of 37.4 Nm at 7000 rpm. It has a 5-speed transmission and chain final drive. The frame is a tubular semi-duplex cradle with a single front downtube. The front suspension is telescopic forks with two-way damping and the rear suspension is a swing arm with shock absorbers with adjustable preload. The front brakes are a single disc and the rear brakes are a drum. Wheelbase measures at 1300 mm and it has a dry weight of 187 kg and wet weight of 204 kg. It has a fuel capacity of 14 liters or 3.7 US gallons.
Technical specifications:
Make Model: Honda CB 450
| Year | 1973 – 74 |
|---|---|
| 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 | 5 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 | Single disc |
| Rear Brakes | Drum |
| Front Tyre | 3.25-18 |
| Rear Tyre | 3.50-18 |
| Wheelbase | 1300 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 |
