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BarrelRoll
12-13-2008, 01:14 PM
I have a '94 blazer with a vortech 4.3 in it. The fan and radiator made love. I was thinking about putting in an aluminum summit radiator to replace the stock mangled radiator. The problem is I can't find an aluminum radiator with the right size inlets/ outlets. The s10 has a 1 5/16" inlet and a 1 9/16" outlet. Pretty much every summit radiator has a 1 1/2" in and 1 3/4" out.

Any ideas for a some what cheap aftermarket aluminum rad?

abig84
12-14-2008, 07:41 AM
the junkyards are full of s10s if you want to go that route. i believe the earlier radiators work too, like one out of a 90 will work. i never remember if a 94 is the older body style or not

when i did my v8 swap i used a 86 vette radiator. but same issue your having one of the outlets was to small. had to rig it by cutting a small radiator hose putting it over that outlet and then putting the hose from the engine over that.