XS 650 SE

1982 Yamaha XS 650 SE Technical Analysis & Specification Breakdown

Built around Yamaha's custom - cruiser motorcycle platform, the 1982 Yamaha XS 650 SE relies on a 654 cc (39.9 cu in) air-cooled twin, four-stroke powerplant. In factory specification, peak output is rated at 48 HP (35 kW) at 7,100 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 73.4 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 XS 650 SE measures 220 kg (485 lbs) wet (curb), translating to a power-to-weight ratio of 0.22 HP/kg (4.58 kg per horsepower). The 11.5-liter (3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 156 km/h (97 mph).

Within MotoLibrary's Yamaha 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.