Here is another option for you.
I had them build a 4 row copper & brass High efficiency 22" for my 68 road runner . All mounting points were correct including the fan shroud. They offer alum. as well.

https://usradiator.com/product/dodge-dart-1967-69-v8-bb-radiator

Mark



1996 Ram 1500 Sport
1968 road runner
1952 Sears Allstate licensed, pump gas, Hemi 5.98 @ 115.73 1.33 60 ft. The best is yet to come. Painless Performance / Street RODDER magazine Top 100 for 2019