LT1-LT4 Modifications 1993-97 Gen II Small Block V8

New LT1 Intake Manifold update: New plan, new #s

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Old 07-17-2008, 01:18 AM
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Have you thought about marketing a SBC version of this? Many people on thirdgen.org would love a product like this especially if it is welded together to seal for boost. I am positive this would sell well to them as well and it would actually cost you next to nothing because the hard work will already be done with the LT1 version and you won't have to machine it for the reverse cooling like you would with the LT1.

I will make a post over there and link them back here.
Old 07-17-2008, 05:15 AM
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GGPC - You appeared to respond to every other comment but mine. I am willing to come down and help you out, just let me know the details...
Old 07-17-2008, 09:50 AM
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Originally Posted by 1SlowFormula
GGPC - You appeared to respond to every other comment but mine. I am willing to come down and help you out, just let me know the details...
PM sent.
Old 07-17-2008, 11:28 AM
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I used to have a guy in my fquick that had the hsr on his LT1, HE HAD TO TRIM THE COWL TO FIT IT. i'LL SEE IF i can dig up those pics.
Old 07-17-2008, 12:55 PM
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Originally Posted by Vicious95Z28
I used to have a guy in my fquick that had the hsr on his LT1, HE HAD TO TRIM THE COWL TO FIT IT. i'LL SEE IF i can dig up those pics.
If it was a uncut that would not be bad if he only had to trim the cowl..this one would be modified so shouldnt need have any fitment problems.
Old 07-17-2008, 01:12 PM
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had a HSR on my car we cut the cowl to the point the wipers wouldn't both work also had a cowl induction hood so I don;t know how the stock hood would interfere. Talk to tapout911 on cz28 he has my old HSR on his car now he may be able to help with dimensions and what not for a mid 90s F-body It would be sweet to have one clearanced for the stock hood and cowl.
Old 07-17-2008, 01:16 PM
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Bret Bauer already built a couple of these to fit under a 4th gen hood.

Look around on CZ28.com
Old 07-17-2008, 01:18 PM
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Originally Posted by Bowtie Boy
If it was a uncut that would not be bad if he only had to trim the cowl..this one would be modified so shouldnt need have any fitment problems.
You have to cut the cowl OUT! not trim it.

David
Old 07-17-2008, 01:43 PM
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Originally Posted by FASTFATBOY
You have to cut the cowl OUT! not trim it.

David
OUCH. There is a fine line on trimming this HSR down. Take too much off the top of runners and you will change the shape of them causing you to have 4 or more different shaped runners messing up flow. Recess the plenum too much over the runners and your taking away plenum volume also hurting flow.

So far I think we have found that happy medium with some excellent machine work from our welder. We also have been playing around with the actual porting of it. 300cfm of flow looks like a possibility. With this kind of porting we will be using, it may put a hault to the need of having to actually cut the runners down (for guys running higher rpm) to the point of screwing up the runner shape.

If anybody has the measurements from the stock intake to the cowl, please let me know. We are still looking for a Lt1 camaro in the Maryland area.
Old 07-17-2008, 01:51 PM
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if it was thru the winter i would probably lend mine... but i can't give it up in the summer... i also have a cam but the fitment would be stock...
Old 07-17-2008, 02:30 PM
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Originally Posted by LTBANDIT
if it was thru the winter i would probably lend mine... but i can't give it up in the summer... i also have a cam but the fitment would be stock...
Actually, we dont need anybody to give up their car. We just need them to stop by and let us measure for clearence. Would only take a couple of minutes.
Old 07-17-2008, 02:32 PM
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From the PM I got, they just need a car to come in so they can take the measurments right now, it shouldn't take more then a few minutes. Even if your not interested in getting one can you or a friend with an LT1 f-body contact them so they can get the measurements. When I get home tomorrow (I fly every week for work) I will take some measurements and post up what I can, but my hood is modified, so a car with a stock hood would be helpful...


EDIT
well I posted too soon it looks like you responded while I was typing...

Last edited by 1SlowFormula; 07-17-2008 at 02:33 PM. Reason: more info
Old 07-17-2008, 02:37 PM
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Originally Posted by 1SlowFormula
From the PM I got, they just need a car to come in so they can take the measurments right now, it shouldn't take more then a few minutes. Even if your not interested in getting one can you or a friend with an LT1 f-body contact them so they can get the measurements. When I get home tomorrow (I fly every week for work) I will take some measurements and post up what I can, but my hood is modified, so a car with a stock hood would be helpful...


EDIT
well I posted too soon it looks like you responded while I was typing...
If you could, measure how many inches it is between the top of the manifold and the cowl, Thanks.
Old 07-17-2008, 04:33 PM
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The cowl is sort of tapered torwards the rear, it seems to be somewhere around 3" under the plastic part of the cowl, and tapers down to about 2 1/2" in the back......So there may only be something like 2" to work with.

If you can fit it in there, and keep those good gains up top, you have a buyer right here.
Old 07-17-2008, 04:49 PM
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Originally Posted by Fixxer99TA
The cowl is sort of tapered torwards the rear, it seems to be somewhere around 3" under the plastic part of the cowl, and tapers down to about 2 1/2" in the back......So there may only be something like 2" to work with.

If you can fit it in there, and keep those good gains up top, you have a buyer right here.
Thanks for the info. Do you know how much of the intake is under the cowl?
Old 07-17-2008, 05:13 PM
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There is about 6" of intake under the cowl, so its something like 1/3.....
Old 07-17-2008, 05:25 PM
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Originally Posted by Fixxer99TA
There is about 6" of intake under the cowl, so its something like 1/3.....
Thanks again, appreciate it.
Old 07-17-2008, 05:31 PM
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No problem man, we all like to hear of new stuff being planned......Especially a new intake
Old 07-17-2008, 06:19 PM
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Not sure where I got this pic. Saved it when I was thinking of doing the conversion myself.
Attached Thumbnails New LT1 Intake Manifold update: New plan, new #s-dvc00312.jpg  
Old 07-17-2008, 06:25 PM
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Originally Posted by ttrimz208
Not sure where I got this pic. Saved it when I was thinking of doing the conversion myself.
I think that is Tapout911's car.


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