1971 Honda CB 450 technical specifications

Technical specifications

Model: CB 450
Years: 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: 3.25-19
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
Road Test: Cycle World 1970

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