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Intake Manifold?

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Old Jul 19, 2005 | 07:30 AM
  #1  
black02z28's Avatar
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Question Intake Manifold?

I currently have a LS1 and looking to switch but don,t know which is better for performance the LS2 or the LS6 can someone help me please..
Old Jul 19, 2005 | 07:35 AM
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Re: Intake Manifold?

LS6 is what almost everyone ends up going with, unless you go F.A.S.T......
Old Jul 19, 2005 | 07:46 AM
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Re: Intake Manifold?

what do you mean unless I go f a s t? so the LS6 is most powerful?
Old Jul 19, 2005 | 07:54 AM
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Re: Intake Manifold?

http://www.21stcenturymusclecars.com/engfastls1int.asp
That is the FAST intake I was talking about, but unless you want to spend 850 for it, I wouldnt recommend it. The ls6 is an upgrade to the ls1 intake, proven many many times to flow better, and best of all you should be able to get it for under 300. That price was just a guess off the top of my head....
Old Jul 19, 2005 | 07:59 AM
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Re: Intake Manifold?

O.K. thank you no i,m not about to spend 800 bucks for that i,d rather get nitrous for that much money thank you anyways.
Old Jul 19, 2005 | 08:01 AM
  #6  
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Re: Intake Manifold?

no prob, I wouldnt either....
Old Jul 19, 2005 | 08:02 AM
  #7  
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Re: Intake Manifold?

is it easy to install?
Old Jul 19, 2005 | 08:04 AM
  #8  
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Re: Intake Manifold?

I cant help you there, I still have the ol' LS1 intake myself.
Old Jul 19, 2005 | 11:49 AM
  #9  
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Re: Intake Manifold?

LS2 isn't good for smaller cubed engines.

I'd like to know about the BBK intake just out of curiosity.
Old Jul 19, 2005 | 03:15 PM
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Re: Intake Manifold?

FWIW, those who have swapped from an LS6 to LS2 intake have been shown to actually lose power. If you have the LS1 intake, I personally would stay with that unless you're going with higher flowing heads/bigger cam.

Last edited by DrewSG; Jul 19, 2005 at 05:11 PM.
Old Jul 19, 2005 | 04:10 PM
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Re: Intake Manifold?


who in their right mind would swap an LS2 intake for an LS6??

i've seen dyno results for the LS2 intake on a bolt on LS1...and it showed a power LOSE of 10hp...

one of the GM mags did a comparison between the LS1, LS6, 6L truck intake, FAST intake, and the BBK
the LS6, truck and FAST all showed about the same gains, 7-9hp on a 400hp crate LS1.
the BBK showed nothing, but did show promise if the engine had more cubes or needed air in the 6500+ rpm range.
Old Jul 19, 2005 | 08:54 PM
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Re: Intake Manifold?

[QUOTE=teke184one of the GM mags did a comparison between the LS1, LS6, 6L truck intake, FAST intake, and the BBK
the LS6, truck and FAST all showed about the same gains, 7-9hp on a 400hp crate LS1.
the BBK showed nothing, but did show promise if the engine had more cubes or needed air in the 6500+ rpm range.[/QUOTE]


GMHTP did it, and it was the LS1, LS6, LQ4, and Weiand. Haven't seen one with the BBK.
Old Jul 20, 2005 | 06:53 AM
  #13  
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Re: Intake Manifold?

oh...my bad...

you're right...it wasn't the BBK...

i had that in my head cause i saw it was fairly new in the summit catalog.

my appologies.
Old Jul 20, 2005 | 07:58 AM
  #14  
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Re: Intake Manifold?

Its all good. I'm just curious if they're any good. Its hard to beat the LS6.
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