SX 350

1979 Cagiva SX 350 Technical Analysis & Specification Breakdown

Engineered by Cagiva for the enduro - offroad motorcycle segment, the 1979 Cagiva SX 350 relies on a 342 cc (20.9 cu in) air-cooled single cylinder, two-stroke powerplant. In factory specification, peak output is rated at 27 HP (19.7 kW) at 6,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 78.9 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 SX 350 measures 139 kg (306 lbs) wet (curb), translating to a power-to-weight ratio of 0.19 HP/kg (5.15 kg per horsepower). The 9-liter (2.4 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 132 km/h (82 mph).

Within MotoLibrary's Cagiva archive, this model family spans 5 indexed model years from 1979 to 1983, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.