Originally Posted by gtx6970
Thanks all,
But an aluminum radiator is 100% out of the question on this car .

I have some ideas and things to try , weather permitting will get something done tomorrow


Report back what you find.

Being the car it is, they're typically not driven 2-3 times a week. And if came from the snow belt, it was parked all winter.

Could have sediment and gunk in it. Might want to try and good old fashioned power flush. If you already haven't.