Z 440 Twin

1983 Kawasaki Z 440 Twin Technical Analysis & Specification Breakdown

At the heart of the 1983 Kawasaki Z 440 Twin allround motorcycle, Kawasaki pairs a 444 cc (27.1 cu in) air-cooled twin, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 27 HP (19.7 kW) at 7,000 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 60.8 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the Z 440 Twin measures 180 kg (397 lbs) wet (curb), translating to a power-to-weight ratio of 0.15 HP/kg (6.67 kg per horsepower). The 16.5-liter (4.4 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 140 km/h (87 mph).

Within MotoLibrary's Kawasaki archive, this model family spans 2 indexed model years from 1982 to 1983, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.