1980 Kawasaki Z 400J technical specifications

Technical specifications

Model: Z 400J
Years: 1980-93
Engine: Four stroke, transverse four cylinder, DOHC, 2 Valve per cylinder.
Capacity: 399 cc / 24.3 cu-in
Bore x Stroke: 52 х 47mm
Cooling System: Air cooled
Compression Ratio: 9.5:1
Induction: 4 x 21mm Teir-Kei carburetors
Ignition: CDI
Spark Plug: NGK D8EA or ND X24ES-U
Starting: Electric
Max Power: 43 hp / 32 kW @ 10500 rpm
Max Torque: 3.5 kgf-m / 25.3 lb-ft @ 8500 rpm
Transmission: 6 Speed
Final Drive: Chain
Gear Ratio: 1st 2.57 (36/14) 2nd 1.78 (32/18) 3rd 1.38 (29/21) 4th 1.13 (27/24) 5th 0.96 (25/26) 6th 0.85 (23/27)
Front Suspension: Leading axle telescopic forks
Rear Suspension: Pivoted fork adjustable damper
Front Brakes: Single 236mm disc
Rear Brakes: Single 140mm drum
Front Tyre: 90/90-19
Rear Tyre: 110/90-18
Dry Weight: 179 kg / 394.6 lbs
Fuel Capacity: 15 Litres / 3.9 US gal
Consumption Average: 47 mpg
Standing ¼ Mile: 13.6 sec
Top Speed: 106 mph

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