Honda CB650Z (1979-82)

The Honda CB 650Z was produced from 1979-1982 and featured a four stroke, transverse four cylinder engine with a capacity of 626 cc. The bike had a compression ratio of 9.0:1 and was cooled by air. It was equipped with 4x 28mm Keihin carburetors and a transistorized ignition system, and had a maximum power output of 63 horsepower at 9000 rpm and a maximum torque of 51.5 Nm at 8000 rpm. Transmission was via a 5-speed gearbox and final drive was by chain. The front suspension was an adjustable telehydraulic fork and the rear suspension was a swinging arm fork with adjustable shock absorbers. The bike featured front brakes consisting of two 276mm discs and a rear brake with a 180mm drum. The front tire was 3.50 -H19 and the rear tire was 4.50 -H17. The bike had a length of 2135mm and a width of 855mm, with a wheelbase of 1430mm and a seat height of 795mm. Ground clearance was 155mm and dry weight was 198kg, with a fuel capacity of 18 litres.

Technical specifications:

Make Model: Honda CB 650Z

Year: 1979-82
Engine: Four stroke, transverse four cylinder, SOHC, 2 valves per cylinder.
Capacity: 626 cc / 38.2 cu-in
Bore x Stroke: 59.8 x 55.8 mm
Cooling System: Air cooled
Compression Ratio: 9.0:1
Induction: 4x 28mm Keihin carburetors
Ignition: Transistorized
Starting: Electric
Max Power: 63 hp / 46.9 kW @ 9000 rpm
Max Torque: 51.5 Nm / 38 ft-lb @ 8000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Adjustable Telehydraulic fork.
Rear Suspension: Swinging arm fork with adjustable shocks absorbers.
Front Brakes: 2x 276mm discs
Rear Brakes: 180mm drum
Front Tyre: 3.50 -H19
Rear Tyre: 4.50 -H17
Dimensions: Length 2135mm / 84.0 in Width 855mm / 33.6 in
Wheelbase: 1430 mm / 56.2 in
Seat Height: 795 mm / 31.2 in
Ground Clearance: 155 mm / 6.1 in
Dry Weight: 198 kg / 436 lbs
Fuel Capacity: 18 Litres / 4.7 US gal