The Allison V-1710 is a liquid-cooled V-12 aircraft engine developed in the 1930s. It was designed for high performance and reliability, making it a popular choice for military aircraft during World War II. The engine produced between 1,000 and 2,000 horsepower, depending on the variant, and was known for its robust construction. This engine powered several notable aircraft, including the P-38 Lightning and the P-51 Mustang. Its innovative design featured a supercharger, which enhanced performance at high altitudes. The V-1710 played a significant role in the success of Allied air operations during the war.