Marking on 351C

[Régis]

Hi all,

My engine is a 351C 1970 with block number D0AE-L, date 0J8.

I take a picture of a marking near the water pump. This appears after removing the paint ...

Any idea of what this means?

Thanks!!

 

[Hemikiller]

My best guess - inspector's stamp

 

[Régis]

My best guess - inspector's stamp

Ok, thanks!