calling all head guru's !!!! which heads will produce better gains

which head will produce the most hp/torque on a efi 5.0 with full exhaust and boltons

  • thumper/power heads/or likewise profesionally ported/valve "jobbed e7's?

    Votes: 4 25.0%
  • stock regular GT40 heads?

    Votes: 2 12.5%
  • or stock GT40P heads

    Votes: 10 62.5%

  • Total voters
    16
well i have seen flow numbers showinf that professinally ported e7te's can flow better then a stock gt40 or gt40p head, although then again if you port those they can flow better, over at powerheads, they say that they can port a e7te to out flow a ported p head, haven't seen the flow numbers of that comparision but if its true thats quite the acomplishment..

if your goign to port one i feel it is best to port the other, that way the ports will match up perfectly..
 
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