Kioti CK3510 HST powered by a 34.9hp Kioti 3H-TH4A 4-stroke engine and hydrostatic transmission. Runs and operates with 29.6 hours. Exterior: Light wear from use. See pictures for details. Mechanical: No keys (used a master key to verify starts/run). The throttle does not engage to speed up or slow down the unit. CLICK HERE TO SEE A VIDEO OF THE ENGINE RUNNING.