LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Edelbrock LT1 Intake Manifold

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Old Aug 20, 2007 | 02:48 PM
  #16  
Vicious95Z28's Avatar
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No update on this thread?
Old Aug 20, 2007 | 05:33 PM
  #17  
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I agree - ny new info on ither version?
Old Aug 21, 2007 | 10:18 AM
  #18  
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I have about 6K miles on the new setup and everything has been running great. As I said in my previous post, I can't tell you what the manifold did (if anything) by itself but overall I am very happy with my buildup. I have been unemployed since April so I have not been able to have the dyno tune done yet. That is my last thing to do.

As for the manifold, Edelbrock suggested I used spacer washers to solve the problem with the throttle body bolts bottoming out in the manifold and siad they would look at the issue with their engineering staff. I had to grind some washers to fit in the recesses in the throttle body but it worked out well. Also, I do have the whistling sound from my 52mm Edelbrock throttle body. I intend to round the edges of the port the next time I remove the throttle body.

Jeff
Old Aug 21, 2007 | 11:04 AM
  #19  
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We waited almost ten years for this intake and they dont even bother to tap the holes all the way
Old Aug 21, 2007 | 11:55 AM
  #20  
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Originally Posted by NotACop97z28
We waited almost ten years for this intake and they dont even bother to tap the holes all the way
It's more of a question that they didn't check that the holes are the correct depth for the bolts provided with their LT1 throttle body. The left hand didn't know what theright hand was doing!

Jeff
Old Aug 21, 2007 | 04:14 PM
  #21  
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I'm pretty sure it was already tested and noted that the edlebrock intake stock flows about the same as a ported LT4, and ported vs ported it outperforms it.

Guess the preliminary bashing of an unrealeased product got a bit out of hand(whoddathunkit??). Surprisingly, airgap gimmick aside, the thing works.
Old Aug 21, 2007 | 04:36 PM
  #22  
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Originally Posted by <Puck>
I'm pretty sure it was already tested and noted that the edlebrock intake stock flows about the same as a ported LT4, and ported vs ported it outperforms it.

Guess the preliminary bashing of an unrealeased product got a bit out of hand(whoddathunkit??). Surprisingly, airgap gimmick aside, the thing works.
I must have missed this. Do you have a link to it?

Thanks
Old Aug 21, 2007 | 06:39 PM
  #23  
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The one and only attempt at a comparison I saw was just 5hp on a 370rwhp car, those who were dieing for options will swear that is great, those who are objective will see it for what it is.
Old Aug 21, 2007 | 07:04 PM
  #24  
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Originally Posted by 96capricemgr
The one and only attempt at a comparison I saw was just 5hp on a 370rwhp car, those who were dieing for options will swear that is great, those who are objective will see it for what it is.
hard to improve on something that will put a 3400# car in the low tens with a factory cast intake......

In my book its not worth it wt. in poop!
Old Aug 21, 2007 | 07:18 PM
  #25  
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Originally Posted by 96capricemgr
The one and only attempt at a comparison I saw was just 5hp on a 370rwhp car, those who were dieing for options will swear that is great, those who are objective will see it for what it is.
That was me lol. Yea 5rwhp and 12 rwtq but different dyno and different day. Both were corrected numbers but within the error range of course. It does perform more consistently though. Doesn't appear to get heat soaked as easily. I think my old intake was warped and I figured if I'm getting a new one, might as well give it a shot.

-Brian
Old Aug 23, 2007 | 09:45 PM
  #26  
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From the pics I've seen of the Edelbrock they have opened the area around the runners it won't heat soak as fast as a stocker and it'll cool down faster. But what options do we have with intakes, and for the money I'd like to see how it would stack up to an extrude honed stock intake?
Old Aug 24, 2007 | 05:49 AM
  #27  
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I agree mdacton...

Edelbrock is a disappointment these days.
Old Aug 24, 2007 | 07:36 AM
  #28  
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You'd think that by now one of the major Mag's would have done a back to back test.
Old Aug 24, 2007 | 10:24 AM
  #29  
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Originally Posted by mdacton
In my book its not worth it wt. in poop!
Now just hold on a minute...What kind of poop?
Old Aug 24, 2007 | 11:01 AM
  #30  
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Originally Posted by rickreeves1
I must have missed this. Do you have a link to it?

Thanks
I may be mistaken, but quite some time ago around their release I remember a thread discussing it, and one person quoting Llyod as saying that the stock piece is comparable to a factory ported, and surpassing it ported vs ported with all things equal.

Was on that "other" z28(ls1 orientated) site. I'm sure a search would bring it up, and I'm sure you know what forum I am talking about.

Seem to be pretty strict here with non-sponsers and such, and do not know If I can just say the site. Free speech does not apply to the Internet, and it will probably just be deleted out.



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