The Continental A-65 is a four-cylinder, air-cooled aircraft engine designed for light aircraft. It produces 65 horsepower and is known for its reliability and simplicity, making it a popular choice for small planes in the mid-20th century. The engine features a direct drive system and operates on aviation gasoline. Introduced in the 1940s, the A-65 was widely used in various aircraft, including the Piper J-3 Cub and the Taylorcraft BC-12. Its lightweight design and efficient performance contributed to the growth of general aviation during that era, helping to establish a foundation for future aircraft engine development.