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FAST 90 w/ stock internals?

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Old 05-12-2007, 05:24 PM
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Default FAST 90 w/ stock internals?

hey guys... picked me up a fast 90mm intake manifold today and was going to go ahead and paint it and get it looking good b4 i put er on and what not... but i still have stock internals and what not... but is planing on a 228/232 cam later this summer... but my main question is will i gain hardly any with this intake w/ stock internals and such although im going to get er re-tuned and stuff????

watcha guys think?


Thanks
Brad
Old 05-12-2007, 05:31 PM
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It's probably not worth it. With that money, you could have bought a set of ported heads.

LS6 intake (which you've got now), ported stock throttle body, cam and heads would give you one helluva fast car. 450rwhp EASILY.
Old 05-12-2007, 05:33 PM
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Originally Posted by TheBlurLS1
It's probably not worth it. With that money, you could have bought a set of ported heads.

LS6 intake (which you've got now), ported stock throttle body, cam and heads would give you one helluva fast car. 450rwhp EASILY.

Well im still planing on the cam i listed and afr 205 heads at the end of the summer and my stock TB has been ported
Old 05-13-2007, 08:57 AM
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Waste of money for your mods. You are planning on putting a stock, ported TB on that manifold?
Old 05-13-2007, 08:10 PM
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Originally Posted by HavATampa
Waste of money for your mods. You are planning on putting a stock, ported TB on that manifold?
Stock wont work on that... nick williams got me one lined up for me
Old 05-13-2007, 08:11 PM
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but anyone think i will benafit from it after i get nick to re-tune my car on the dyno and what not?
Old 05-13-2007, 08:37 PM
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Would it still be worth getting a fast 90 if you have an ls1 intake and don't want a used ls6?
Old 05-14-2007, 06:19 AM
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Originally Posted by prince xizor
Would it still be worth getting a fast 90 if you have an ls1 intake and don't want a used ls6?
Mine's a 02 LS6 intake stock...

I guess this is just prep work for my cam...
Old 05-14-2007, 07:07 AM
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I have a 90/90 on stock internals and I noticed a little improvement. I havent had it tuned yet because my dyno guy seems to be avoiding me so I dont have any numbers.
Old 05-14-2007, 07:11 AM
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I'll say 10 ~15 hp at the most with your mods (after a tune).

I picked up 10 from a 78 FAST with my mods. Before the tune I was actually down a few HP. So yes a tune or at least touch up is needed to get the power out of it.
Old 05-14-2007, 09:15 AM
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Originally Posted by TheBlurLS1
It's probably not worth it. With that money, you could have bought a set of ported heads.

LS6 intake (which you've got now), ported stock throttle body, cam and heads would give you one helluva fast car. 450rwhp EASILY.
....I'm with you!
Old 05-14-2007, 09:19 AM
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By itself the fast 90 is going to hurt you down low. Now, I would wait to put it on when you do the cam and heads. Then it will be more of an improvement especially when your turning up to 7000rpms.
Old 05-14-2007, 06:16 PM
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guys u act like im not planing on getting a cam and some afr's at the end of the summer... i just wonted to go ahead and do it sence it was the last bolt on there is for my car (besides the ewp that im not interested in)
Old 05-14-2007, 07:07 PM
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Your original question wanted to know "will i gain hardly any with this intake w/ stock internals and such" and everyone told you what they thought of the idea. It's not what you wanted to hear and you already bought it so put it on. You know you are going to with or without our opinions anyway.
Old 05-15-2007, 04:58 AM
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Sounds like you are planning all the right moves, the questions here appear to be more in the order of execution. Not sure how much you will pick up. The question is if you get it tuned and then do heads/cam later, will they touch-up the tune or charge you all over again? With the tuner I go to, he charged an up front initial tune and then as I made more modifications he charges a lower fee to touch it up.
Old 05-15-2007, 05:43 AM
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Originally Posted by vettenuts
Sounds like you are planning all the right moves, the questions here appear to be more in the order of execution. Not sure how much you will pick up. The question is if you get it tuned and then do heads/cam later, will they touch-up the tune or charge you all over again? With the tuner I go to, he charged an up front initial tune and then as I made more modifications he charges a lower fee to touch it up.
the actuall tuning is free now.... just pay for dyno time....
Old 05-15-2007, 11:27 AM
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Originally Posted by Brads LS1 02Z
the actuall tuning is free now.... just pay for dyno time....

If that's the case, just slap it on and lets see how you do. It would be worth it just to find that out.
Old 05-15-2007, 11:57 AM
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maybe 5-8hp with tune and only up top...
Old 05-16-2007, 04:38 PM
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Brads What Tuner Do U Use Im In Charlotte Is He Close
Old 05-16-2007, 04:41 PM
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Forget My Question I Read Your Mods And Got The Answer, I Need To Get Off The Rock Lol



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