A lot depends on size and date code wrt to Mustangs. For example, for a Mustang, a desirable one would be size 7.75 X 14. It would also have a correctly date coded wheel and a single valve stem - not the double one seen in most Panteras. Mike Greene 1972 Pantera 1966 Shelby GT-350H 1969 428SCJ Mach 1 1970 Boss 302 1993 SVT Cobra