Pre '68 Dave writes, "#7 1941-54 water pump to block gasket"

Bingo! We have a winner. Short shaft water pump which mounts higher up than later model 235 pumps.

Billyray


1948 GMC 3 Ton Flatbed
1952 Chevy 1/2 Ton Panel
1956 Chevy 3/4 Ton NAPCO