Radiator ID help

[ZR9B]

I have a few radiators and am wondering hew I tell what year or any other thing that could be useful. Witch one would be closer to my 72 charger .

Thanks

 

[dadsbee]

http://www.mopar1.us/radiator.txt

 

[ZR9B]

Thanks....1 looks like a 68 318 the other a 72 318....I could be wrong tho.