The Alvis Firebird was a British touring car made between 1935 and 1939 by Alvis Ltd in Coventry. Developed from the Alvis Firefly, 449 Firebirds were produced, as a two-door Tourer, a 2+2 sports tourer, a two-door drophead Coupé, and a four-door Saloon.Powered by an 1842 cc 4-cylinder overhead-valve Alvis engine, it had an aluminium body on an ash wood frame.