Performer intake vs ported heads + cobra intake

jb89coupe

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Sep 3, 2004
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Guy wants to trade my performer for his ported e7's (complete) and cobra intake.. What do you guys think? How much of a power difference are we talking? I have a stock short block and heads right now. Don't know if I should jump on this deal.
 
I'd make sure the heads aren't some poorly home ported pieces before making any trade. Why would the guy trade you a nearly equal intake plus those heads for the performer? Be careful.
 
Well the story is he's building a 331 w/ afr heads so he's parting out his old motor, and he wants a performer intake. I'm not sure if it's worth it, what will I see with ported e7's, 15-20hp?
 
jb89coupe said:
Well the story is he's building a 331 w/ afr heads so he's parting out his old motor, and he wants a performer intake. I'm not sure if it's worth it, what will I see with ported e7's, 15-20hp?

The guys story doesn't make too much sense; flow is pretty close between the performer and cobra intakes, unless you're talking about the performer rpm.
Who ported the heads? What exactly is done to them? Like I said before, I'd be pretty worried about bolting on some heads with a poor amateur port job and having problems.