All the info posted is from the Master Parts Catalog.
It is possible that the catalog contains errors.
You just never know.
The tube measurement is listed as OL.
Does that include what is seated in the block.
The dip stick listed for,
58-59
ALL (6 cyl.) exc. Ser. (3C-3D-3F)
13 13/16" under washer to full line
14 13/32" under washer to add line