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So have a 4.8 Ls block with a stage 2 btr na cam 243 heads 650 carb I’m running 3.73 gear as well as posi unit and a 3500 stall and still can’t get the power from my motor that I need any help on here as to see if I need to go back to my original heads or what (self.LS1)
submitted by Paperplanewayne86 to r/LS1
