Nick, are you depending on that "rust stop" primer to prevent that rust from ruining your paint job (eventually). I would have at least dunked that cowl vent in ospho or similar rust treatment first.
BTW, I fixed your photo carryover issue a couple posts back.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.