The Bristol 403 is a British sports car produced by Bristol Cars from 1947 to 1953. It features a sleek, aerodynamic design and is powered by a 2.0-liter inline-six engine, which provides a balance of performance and efficiency. The car is known for its lightweight construction, primarily using aluminum, which enhances its agility on the road. With a production run of only about 800 units, the Bristol 403 is considered a rare classic. It offers a unique blend of luxury and sportiness, making it a desirable model among collectors and enthusiasts of vintage automobiles.