GNX stamp

[gnx139]

Why is it none of the GNX literature (GNX/ASC book, Kirban guide or anything else) mention the GNX stamp on the cowl tag. And who stamped it into the tag? GM or ASC? GNXGUY, this one is all you.

 

[GNX 233 485]

Why is it none of the GNX literature (GNX/ASC book, Kirban guide or anything else) mention the GNX stamp on the cowl tag. And who stamped it into the tag? GM or ASC? GNXGUY, this one is all you.

ASC stamped the cowl tags.