Originally Posted By: Wagoneer
70Nova,
I've talked to more than one radiator shop in Boise and all of them say that 3-row cores are pretty much extinct nowdays.


I think you need to look outside of Boise...

http://www.ebay.com/itm/1962-1965-Chevrolet-Nova-All-Aluminum-3-Row-Core-Champion-Radiator-/161968901216?fits=Year%3A1964%7CSubmodel%3ANova&hash=item25b6194c60:g:ppgAAOSw0vBUfqkh&vxp=mtr

http://www.ebay.com/itm/TRI-CORE-FULL-ALUMINUM-3-ROW-RACING-RADIATOR-62-67-CHEVROLET-CHEVY-II-NOVA-I6-V8-/151290777497?fits=Year%3A1964%7CSubmodel%3ANova&hash=item2339a20f99:g:dPEAAOSwoBtW42Ym&vxp=mtr

http://www.ebay.com/sch/i.html?_from=R40...or&_sacat=0

Just about a 3 second search...

Get a modern aluminum 3 core and you won't overheat assuming everything else is OK.

One thing you might consider before buying is pulling out your water pump and inspecting it. Might be a bad pump. Look at the impeller.