The Mil Mi-17 is a Russian transport helicopter developed from the Mi-8 during the Cold War. It entered service with the Soviet Army in 1975 and is still being used in different versions by armies and air forces of Eastern European, Asian, and Latin American countries. Aside from its transport role, the Mi-17 has also been used as an infantry support, ground attack helicopter as it has been armed with two machine guns, rockets, and bombs. It is powered by two Klimov TV3-117VM turboshaft engines, delivering 2,190 hp each, and a five-bladed main rotor. The Mi-17 has a maximum speed of 155 miles per hour and a range of 300 miles.