Honda CB450K7 (1973-74)

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