Kawasaki ZXR 400 (1990)

The Kawasaki ZX-R 400 motorcycle was released in 1990 and features a four-stroke, transverse four-cylinder, DOHC engine with a capacity of 399cc/24.3 cu-in. It has a compression ratio of 12.0:1 and uses 4x Keihin CVKD30 carburetors for induction. The ignition system is transistorized and the bike has an electric starter. It can produce a maximum power of 59hp @12,000 rpm and a torque of 40 Nm @10,000 rpm. The clutch is wet multi-disc and the transmission is 6-speed with a final drive of a chain. The frame is an aluminum diamond tubular, double cradle with 41mm upside-down Showa forks at the front and Uni-Trek adjustable preload with rebound damping at the rear suspension. The front brakes of the bike have 2x 300mm discs with a 4-piston caliper while the rear brake has a single 240mm disc with a 2-piston caliper. The bike has a wheelbase of 1395mm/54.9in and weighs 160 kg/352.7 lbs (dry) and 177 kg/390 lbs (wet). The fuel capacity of the bike is 16 liters/4.2 US gallons and the average consumption is 18.7 km/lit. When tested, the bike’s braking from 60-0 took 12.5m while 100-0 took 36.9m. Its standing 1/4 mile record is 12.2 sec while its maximum speed was clocked at 215.1 km/h or 133.5 mph. The Kawasaki ZX-R 400 received positive road test reviews from Motosprint in both 1990 and 1991.

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Technical specifications:

Make Model: Kawasaki ZX-R 400

Year: 1990

Engine: Four stroke, transverse four cylinder, DOHC, 4 Valve per cylinder.

Capacity: 399 cc / 24.3 cu-in

Bore x Stroke: 57 39 mm

Cooling System: Liquid cooled

Compression Ratio: 12.0:1

Induction: 4x Keihin CVKD30 carburetors

Ignition: Transistorized

Starting: Electric

Max Power: 59 hp / 44 kW @ 12000 rpm

Max Torque: 40 Nm / 29.5 lb-ft @ 10000 rpm

Clutch: Wet multi disc

Transmission: 6 Speed

Final Drive: Chain

Frame: Aluminum diamond tubular, double cradle

Front Suspension: 41mm Upside down Showa forks. adjustable preload with rebound damping.

Rear Suspension: Uni-Trek adjustable preload with rebound damping.

Front Brakes: 2x 300mm discs 4 piston calipers

Rear Brakes: Single 240mm disc 2 piston caliper

Front Tyre: 120/60-17

Rear Tyre: 160/60-17

Wheelbase: 1395 mm / 54.9 in

Seat Height: 765 mm / 30.1 in

Dry Weight: 160 kg / 352.7 lbs

Wet Weight: 177 kg / 390 lbs

Fuel Capacity: 16 Litres / 4.2 US gal

Consumption Average: 18.7 km/lit

Braking 60 – 0 / 100 – 0: 12.5 m / 36.9 m

Standing 1/4 Mile: 12.2 sec / 170.3 km/h

Top Speed: 215.1 km/h / 133.5 mph

Road Test: Motosprint 1990 Motosprint 1991