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70mm or 75mm Accufab TB with plenum?

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Old 07-03-2007, 10:03 PM
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0365gt
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Default 70mm or 75mm Accufab TB with plenum?

I've read that on only slightly modified cars to go with the 70mm TB and Accufab plenum. My question is, does it really hurt anything if I go with the 75mm TB? Is the power gain going to be the same or am I going to lose power going with the 75mm TB. I have Magnaflow exhaust, MAC Prochamber, CAI, soon to have headers. Thought? Opinions? Suggestions? I just figured if power gains would be the same, might as well go with the larger TB. And the price is the same too so...
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Old 07-03-2007, 10:10 PM
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H0SS302
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Default RE: 70mm or 75mm Accufab TB with plenum?

not it wont hurt anything at all. most people get the 75mm but a few of us go by wat the manufacturers say..."f/i go 75, n/a go 70"
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Old 07-03-2007, 10:36 PM
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LetThePoniesRunFree
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Default RE: 70mm or 75mm Accufab TB with plenum?

You're not going to gain a whole lot changing out the tb/plenum if you are n/a so might as well go big. I really don't know why they even make a 70mm tb.
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Old 07-03-2007, 11:53 PM
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hot wheels
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Default RE: 70mm or 75mm Accufab TB with plenum?

go with the 75mm! it's an extra 5 for free, same price doesn't hurt. dynos prove an increase over the 70mm,slightly but it's still an improvement.
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Old 07-04-2007, 12:53 AM
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0365gt
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Default RE: 70mm or 75mm Accufab TB with plenum?

Thats kind of what I thought. Figured it wouldn't hurt just to go bigger now for later benefits.
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