The Klimov VK-1F is a turbojet engine developed in the Soviet Union during the 1950s. It is an upgraded version of the VK-1 engine, featuring improved performance and efficiency. The VK-1F was primarily used in various aircraft, including the Mikoyan-Gurevich MiG-15 and MiG-17, contributing to their speed and maneuverability. This engine is known for its reliability and relatively simple design, making it suitable for military applications. With a thrust output of around 3,000 kgf, the VK-1F played a significant role in the development of jet propulsion technology during the Cold War era.