Kawasaki KDX400 (1979-80)

Kawasaki’s KDX400 was a two-stroke, single-cylinder motorcycle produced from 1979 to 1980. It had a displacement of 392cc and a compression ratio of 6.8:1. The engine was cooled with air, and it had a Mikuni carburetor that was 36mm in size. Other features included CDI ignition, adjustable air forks on the front suspension, and dual shock rear suspension, a five-speed transmission, and a chain final drive. This motorcycle had a max power of 39 hp at 7000 RPM and max torque of 42.2 Nm at 6000 RPM. The bike also had a 259 mm / 10.2 in front wheel travel and a 230 mm / 9.1 in rear wheel travel, with drum brakes on both the front and the rear wheels. The tyre sizes on this bike were 3.50-21 in the front and 5.00-18 in the rear. It had a wheelbase of 1450 mm / 57.1 in and a dry weight of 109 kg / 240 lbs. Lastly, the fuel capacity was 12 Litres / 33 US gal.

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Technical specifications:

Make Model: Kawasaki KDX 400

Year: 1979 – 80

Engine: Two stroke, single cylinder.

Capacity: 392 cc / 23.9 cu-in

Bore x Stroke: 80 x 78 mm

Cooling System: Air cooled

Compression Ratio: 6.8:1

Induction: 36mm Mikuni carburetor

Ignition: CDI

Starting: Kick

Max Power: 39 hp / 29 kW @ 7000 rpm

Max Torque: 42.2 Nm / 31.1 ft-lb @ 6000 rpm

Transmission: 5 Speed

Final Drive: Chain

Front Suspension: Adjustable air forks

Front Wheel Travel: 259 mm / 10.2 in

Rear Suspension: Dual shock

Rear Wheel Travel: 230 mm / 9.1 in

Front Brakes: Drum

Rear Brakes: Drum

Front Tyre: 3.50 -21

Rear Tyre: 5.00 -18

Wheelbase: 1450 mm / 57.1 in

Dry Weight: 109 kg / 240 lbs

Fuel Capacity: 12 Litres / 33 US gal