1966 Ford Mustang, Fastback, Coupe, Convertible, GT, Shelby GT350.     Original 289 Borg Warner T-10 4-SPEED MANUAL TRANSMISSION I.D. TAG. This is an ORIGINAL FORD TAG.   Stamped [ HEK-AD-1 and (FoMoCo) ].    Removed from a 66 Mustang GT Fastback with 289 Hipo and 4-Speed. Absolutely Impossible To Find Original.  Please email with questions.                042924-13                   WE HAVE AN EBAY STORE WITH THOUSANDS OF ORIGINAL and NOS FORD PARTS. CHECK IT OUT.