how to turn my 5.3 into ls1
#1
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I have a 99 gmc Sierra with a 5.3 vortex. i need to know what cam i need to put in my truck to make it cam hard? and im getting roller rocker arms to put in it but i need to know what else i need to make my motor a fully roller motor so i dont blow it up?
Last edited by Magnaflow17; 12-08-2014 at 05:13 PM.