Serial engines of the AL-31F/FN/FP family for multi—purpose fighters have received an upgraded look - series 5. The new modification of the AL-31FN engine, which was first introduced by ODK, is ...
Like its single-seat counterpart, the Su-27UB is equipped with powerful AL-31F turbofan engines, advanced avionics, and the capability to carry a wide array of air-to-air and air-to-ground munitions.