The Honda CB450K7 is a motorcycle model from 1971-72. It is equipped with a four-stroke parallel twin cylinder engine, with a capacity of 445 cc. Other features include 2 valves per cylinder, 2x 32mm Keihin carburetors, and a coil with auto-advance twin contact breaker ignition. The motorcycle has a kick start and can reach a maximum power of 45 hp at 9000 RPM with a max torque of 37.4 Nm at 7000 RPM. The CB450K7 has a five-speed transmission and a final drive chain. The frame is a tubular semi-duplex cradle with a single front down-tube. 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 brake is a single disc, and the rear brake is a drum. The motorcycle has a wheelbase of 1300 mm and a dry weight of 187 kg, with a fuel capacity of 14 Litres / 3.7 US gal.
Technical specifications:
Make Model: Honda CB 450
| Year | 1971 – 72 |
|---|---|
| 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 |
