Ford's GT40 enjoyed great success as a racing car, but as a passenger car, a role required for FIA homologation, it was a failure. In order to move the 20 or so cars built for homologation purposes, Ford promoted the car with a dealer roadshow and deep discounting, eventually clearing its inventory with very little (or perhaps no) profit. On March 11, a 1966 Ford GT40 Mk I, once part of the automaker’s Promotion and Disposal Program, will cross the auction block in Amelia Island, where (this time) no additional fanfare will be needed to market the car. The Ford...