1947-1953 fresh air heater cores
 

looking for replacement ideas.
Chevs of 40s sells new and so does classic parts america.

they also want $170.

before I plunk big money for a tiny little core i want to know if anyone has bought one -
did it fit?
where was it made?(china?)
who made it?

and did it hold 18# of modern pressure?

and did it fit?!