stock radiator should be ok, If your going to put all that time in it you probably should upgrade to be safe. it would be best to get a tune, and if you do use 350 injectors. it would help out a bit.
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2000 Tahoe Z71 5.7
1982 Z28 Pacecar 305
1999 S10
Last edited by bubba428; 04-15-2008 at 01:10 PM.
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