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:
Engine Block Casting Number Decoder 
![engine-id-sticker.jpg 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:
[url=http://www.supermotors.net/registry/media/830773][img]http://www.supermotors.net/getfile/830773/thumbnail/engidtag.jpg[/img][/url]
[url=http://www.mustangtek.com/FordDecode.html]Engine Block Casting Number Decoder[/url]](https://www.supermotors.net/getfile/167732/fullsize/engine-id-sticker.jpg)