HEY GUYS IM NEW TO THIS FORUM BUT IVE BEEN AROUND GTO'S MY WHOLE LIFE I OWN A 68 TRIPLE BLACK HARDTOP AND A 05 TORRID RED 6 SPEED.MY QUESTION IS ON THE 68.I KNOW EVERYTHING ABOUT IT EVEN HAVE PHS PAPERS BUT HERES THE PROBLEM IVE LOOKED EVERYWHERE ON THE INTERNET AND ON ALL THE FORUMS ON THE DATA PLATE WAY UP IN THE RIGHT HAND UPPER CORNER IT IS STAMPED 5X AND ITS FROM BEHIND LIKE ALL THE OTHby DON12974 - Pontiac GTO Forum