The EMD F3 is a diesel-electric locomotive built by the Electro-Motive Division of General Motors from 1945 to 1953. It features a distinctive streamlined design and was primarily used for passenger and freight services. The F3 is powered by two 12-cylinder diesel engines, providing a total output of 1,500 horsepower. With its robust construction and reliability, the EMD F3 became popular among many railroads in North America. It was available in both cab and booster configurations, allowing for versatile use in various train setups. The F3 played a significant role in the transition from steam to diesel locomotives in the mid-20th century.