The Chance-Vought F4U Corsair was a carrier-capable fighter aircraft that saw service primarily in World War II and the Korean War. It quickly became the most capable carrier-based fighter-bomber of World War II. Japanese pilots regarded it as the most formidable American fighter of World War II. The Corsair proved to be an excellent fighter-bomber, The wing is gull shaped because of the 13ft. 4in, propellor would require a long-legged undercarriage if the wings were straight.