XJ 600

1986 Yamaha XJ 600 Technical Analysis & Specification Breakdown

Positioned in Yamaha's sport touring motorcycle lineup, the 1986 Yamaha XJ 600 features a 599 cc (36.6 cu in) air-cooled in-line four, four-stroke configuration. In factory specification, peak output is rated at 50 HP (36.5 kW) at 9,250 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 83.5 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 XJ 600 measures 212 kg (467 lbs) wet (curb), translating to a power-to-weight ratio of 0.24 HP/kg (4.24 kg per horsepower). The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 177 km/h (110 mph).

Within MotoLibrary's Yamaha archive, this model family spans 8 indexed model years from 1984 to 1991, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.