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New Edelbrock LSx Intake Manifold at SEMA, claiming much more power than FAST

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Old 10-02-2014, 09:48 PM
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what throttle bodies works with this since its a 90mm opening?
Old 10-03-2014, 01:03 PM
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Edelbrock makes a throttle body & fuel rails for these.

There was a magazine test vs a truck manifold on a modified ls engine recently. This manifold lost power under approx. 5500 rpm & gained pretty good above that.
Pretty much as expected & why elderbrock (not misspelled) never published good dyno tests on stock na engines.
For a stock na ls engine , a design like the fast lsxrt (truck) is the better design for all around & top end power.
Old 10-03-2014, 01:37 PM
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Originally Posted by jlcustomz
Edelbrock makes a throttle body & fuel rails for these.

There was a magazine test vs a truck manifold on a modified ls engine recently. This manifold lost power under approx. 5500 rpm & gained pretty good above that.
Pretty much as expected & why elderbrock (not misspelled) never published good dyno tests on stock na engines.
For a stock na ls engine , a design like the fast lsxrt (truck) is the better design for all around & top end power.
I saw their 90mm TB. didnt know if anyone was using anything else. or if the 92 would fit.

Im planning a built 5.3 with a 7675. So if im going to spend $350 on a stock ls6 intake, I rather spend $415 on this. I paid $700 for my trans am roller, so cutting the cowl wont bother me at all.

Is there a braided line kit for this ?
Old 10-03-2014, 05:11 PM
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they based the tb flange on the 4 bolt tb's , so ls2,3,7,9 , and being aluminum you can open the size of the intake when needed
Old 09-20-2015, 01:52 PM
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So I see the 20 intake test, this one was king of the top end hp. Anyone have more data? I was kicking around the idea of a Holley Hi Ram or this.
Also, wondering how the height of this one compares to the HiRam.
Its a gamble as I have the F102 . Also, does a GM TB LS2 pattern bolt up to this?



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