Replacement Radiator Help and Alum vs OEM style

If the c body one you have fits well, bring it to local rad shop, and have them do it. The last one i had recored, tanks split and increased the capacity. Still brass and copper. I also had them recore an a-100 rad into high efficiency 4 core to handle the 392 stroker in those tight quarters. I guess the rad shop dissuaded me from aluminum