Any VIN inspector worth his salt can tell if the numbers have been stamped with incorrect regular type stamps. The original Ford stamps has characters that look different. The 1 looks like a capital I. The 6 and 9 are not the same just turned upside down.
There is a guy in Washington who has the correct stamps for sale. His name is: Mark Eckerich
Rt 4 Cheney WA 99004
Phone number: (509) 747-4609
There is a guy in Washington who has the correct stamps for sale. His name is: Mark Eckerich
Rt 4 Cheney WA 99004
Phone number: (509) 747-4609