2.5" or 3" turboback for t3/t4 @ 8psi??

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Old Jul 21, 2005 | 11:45 AM
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Default 2.5" or 3" turboback for t3/t4 @ 8psi??

With my goals being 250whp, what size turboback would be best for me running a t3/t4 .60 at 7/8 psi? thanks guys!
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Old Jul 21, 2005 | 11:58 AM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (tweekerz)

i meen both would probly get the job done... but i would have to say go 3in. spool time would be faster and all around power
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Old Jul 21, 2005 | 11:58 AM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (tweekerz)

2.5
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Old Jul 21, 2005 | 12:04 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (crx2fast)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by crx2fast &raquo;</TD></TR><TR><TD CLASS="quote">i meen both would probly get the job done... but i would have to say go 3in. spool time would be faster and all around power </TD></TR></TABLE>

is it worth the hassell of going to the 3in?
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Old Jul 21, 2005 | 12:23 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (tweekerz)

if it's such a hassle then get the 2.5", you arn't going to see big gain with a 3" for 250hp.
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Old Jul 21, 2005 | 01:38 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (tweekerz)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by tweekerz &raquo;</TD></TR><TR><TD CLASS="quote">

is it worth the hassell of going to the 3in?</TD></TR></TABLE>

if you ever get too happy and decide to bump up the boost for everyday driving.. then.. a 3in would be some good use... other than that.. if your boosting lower than 10lbs. daily or so.. IMO a 2.75" is perfect... you can boost higher anytime u want then lower it back down to ur normal daily boosting pleasures...
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Old Jul 21, 2005 | 05:42 PM
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2.5" piping for 250hp at 8psi is plenty of beef for your setup. 3" exhaust would just be a waste of time and maybe a little bit of money (depending on the shop) I wouldnt even think about 3" unless i was looking at 350hp or above.
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Old Jul 21, 2005 | 06:17 PM
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Default Re: (1995Civic)



thanks for the reply guys. how much whp is 2.5in good for?
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Old Jul 21, 2005 | 06:17 PM
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3" no question. Spool time will be much better versus a 2.5".
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Old Jul 21, 2005 | 06:55 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (tweekerz)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by tweekerz &raquo;</TD></TR><TR><TD CLASS="quote">

is it worth the hassell of going to the 3in?</TD></TR></TABLE>

what hassel? read up on the Kteller 3 inch exhaust. I have one and fit perfect. No hassell's here. I love it
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Old Jul 21, 2005 | 07:01 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (JDM S1eeper)

3" man.. always think about the future...
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Old Jul 21, 2005 | 07:47 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (SHystrdyGSRtdy)

to further eliminate the future hassle, i have a brand new/never installed 3" thermal system for integras for sale ... PM me

comes with everything, boxes, gaskets, flange, nuts, bolts...paperwork!!
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Old Jul 21, 2005 | 08:54 PM
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Default Re: 2.5" or 3" turboback for t3/t4 @ 8psi?? (JDM S1eeper)

will do
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