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retune when changing manifold?

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Old 03-28-2005, 06:05 PM
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Default retune when changing manifold?

going from a crappy manifold (ssac, obx, etc.) to a full race or neukin manifold, but leaving everything else the same (i already have a 3in. downpipe), is there any reason to retune the car? i live a couple of hours from a dyno, and was thinking of upgrading my manifold and was curious if the power increase would be significant enough to need to make another trip.
Old 03-28-2005, 06:15 PM
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With the Neukin upgrade on my car my powerband changed, turbo spooled faster, and made more power up top. I would retune to be safe or at the very least re-dyno the car with a wideband and make sure it is alright.
Old 03-28-2005, 06:41 PM
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Default Re: (nsxmatt)

probably worth it. i see your from ky, where'd u go to dyno?
Old 03-28-2005, 06:41 PM
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Default Re: (kell211)

yes it is definately worth getting it retuned. i would highly recommend it.
Old 03-28-2005, 06:48 PM
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Default Re: retune when changing manifold? (kell211)

Whenever you change anything that will affect air flow, it is necessary to have your maps retuned.
Old 03-28-2005, 07:06 PM
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Default Re: retune when changing manifold? (PrecisionH23a)

i appreciate the replies, thanks.
Old 03-29-2005, 12:54 PM
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Default Re: retune when changing manifold? (kell211)

yep need to retune
Old 03-30-2005, 01:16 AM
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Default Re: retune when changing manifold? (oxSLEEPERxo)

What if you change tranny or flywheel and clutch? If you change either one of those to a different one would you need a retune or no?
Old 03-30-2005, 04:33 AM
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Default Re: retune when changing manifold? (tRaCeBuStAbUsTeR)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by tRaCeBuStAbUsTeR &raquo;</TD></TR><TR><TD CLASS="quote">What if you change tranny or flywheel and clutch? If you change either one of those to a different one would you need a retune or no?</TD></TR></TABLE>

no

like it has already been said
anything that affects air flow, needs retuned
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