I would have to say the one with the most capacity would be the better one. Since I have a 4 core radiator I am kind of partial to them myself. If the aluminum one had 3 cores then I would say that one would be better.
Also, the more fins per inch, the better.
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'82 GT 351W C-4,BBK headers,Carter 625 carb,Comp.Cam,Flowmaster exhaust.
1988 GT...T-5,bone stock
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