Kawasaki KDX450 (1980-82)

The Kawasaki KDX450 was a two-stroke, single cylinder motorcycle produced from 1980 to 1982. Its engine had a capacity of 433cc and a compression ratio of . A 36mm Mikuni induction system and CDI ignition powered the bike to a maximum power output of 45 hp at 6500 rpm and a maximum torque of 5.3 kgf-m at 6000 rpm. The KDX450 had a five-speed transmission and a chain final drive. Front suspension consisted of adjustable air forks with a wheel travel of 259mm, while the rear suspension was Uni-Trak with a wheel travel of 230mm. Drum brakes were used on both the front and rear wheels, and the front and rear tires were sized 3.50-21 and 5.00-18, respectively. The motorcycle had a wheelbase of 1520mm and a seat height of 945mm, with a ground clearance of 315mm, dry weight of 118kg, and fuel capacity of 12 liters.

Technical specifications:

Make Model: Kawasaki KDX 450

Year: 1980 – 82
Engine: Two stroke, single cylinder.
Capacity: 433 cc / 26.4 cu-in
Bore x Stroke: 83 x 82 mm
Cooling System: Air cooled
Compression Ratio:
Induction: 36mm Mikuni
Ignition: CDI
Starting: Kick
Max Power: 45 hp / 33.5 kW @ 6500 rpm
Max Torque: 5.3 kgf-m / 38.3 lb-ft @ 6000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Adjustable air forks
Front Wheel Travel: 259 mm / 10.2 in
Rear Suspension: Uni-Trak
Rear Wheel Travel: 230 mm / 9.1 in
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 3.50 -21
Rear Tyre: 5.00 -18
Rear Tyre: 5.00 -18
Wheelbase: 1520 mm / 59.8 in
Seat Height: 945mm / 37.2 in
Ground Clearance: 315mm / 12.4 in
Dry Weight: 118 kg / 260 lbs
Fuel Capacity: 12 Litres / 3.3 US gal