Ford engine barcode label diagram showing code 3G812AA built 11-…

The engine code information label, typically located on the front of a valve cover, contains the engine build date, engine plant code and the engine code. Duplicates may also be found on the rear of a head, &/or the timing cover.

Early style:


Automotive Terms & Abbreviations
Engine Block Casting Number Decoder

Owner caption January 2005 · Photo 77 of 980