XS 650 CX6

1979 Yamaha XS 650 CX6 Technical Analysis & Specification Breakdown

Engineered by Yamaha for the allround motorcycle segment, the 1979 Yamaha XS 650 CX6 features a 653 cc (39.9 cu in) air-cooled twin, four-stroke configuration. In factory specification, peak output is rated at 50 HP (36.5 kW), transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 76.6 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.