Honda CB450 Police Special (1966)

The Honda CB 450 Police Special was a 1966 motorcycle with a four-stroke, parallel twin-cylinder, DOHC engine, a capacity of 445 cc or 27.1 cu-in, and two valves per cylinder. It had a compression ratio of 9.0:1, with 2x 32mm Keihin carburetors and coil ignition with auto-advance and twin contact breaker. The motorcycle had a kick starting system and could generate 45 hp or 32.8 kW @ 9000 rpm, with a maximum torque of 37.4 Nm or 27.6 lb-ft @ 7000 rpm. The transmission was a 4-speed one, and the final drive was a chain system. The frame was tubular semi-duplex cradle with a single front down-tube. The front suspension comprised telescopic forks with two-way damping, while the rear suspension was a swing arm with shock absorbers with adjustable preload. The front and rear brakes were drum systems, and the front and rear tires were 3.25-18 and 3.50-18, respectively. The wheelbase of the motorcycle was 1,300 mm or 53 in, with a dry weight of 187 kg or 412 lbs and a wet weight of 204.0 kg or 449.7 lbs. It had a fuel capacity of 14 litres or 3.7 US gal.

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Technical specifications:

Make Model: Honda CB 450 Police

Year: 1966

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