The Mikulin AM-42 is a Soviet aircraft engine developed in the early 1940s. It is a liquid-cooled V-12 engine, known for its high power output and reliability. The AM-42 was primarily used in military aircraft during World War II, contributing to the performance of various fighter and bomber planes. This engine produced around 1,600 horsepower and was designed to operate at high altitudes. Its development was part of the broader efforts by Mikulin, a prominent Soviet engine designer, to enhance the capabilities of Soviet aviation during a critical period in history.