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

LT1 Intakes

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Old Sep 9, 2004 | 07:52 PM
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Default LT1 Intakes

Ok, two lines of thought here...I may make a seperate post...

1) The LS1 boys have the FAST Intake...do we have any form of aftermarket intake? Aside from the LT4 stuff????

2) Has anyone else seen the L98/SBC guys using a modified LT1 Intake?? Apparently they lose ~20 rwtrq...but gain a **** load of rwhp. Comments? http://www.lt1intake.com/
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Old Sep 9, 2004 | 08:32 PM
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From: LT1 land...the "409" of the 90s!
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There are a few options but at this point all are Hand made.

Including the ones we are fabbing up
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Old Sep 9, 2004 | 09:29 PM
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Any real benefit for say...stock LT1 guys to use a different intake?
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Old Sep 9, 2004 | 09:41 PM
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Originally Posted by TwoFast4Lv
There are a few options but at this point all are Hand made.

Including the ones we are fabbing up

you still never got back to me on that intake youre making..im curious as to how it turns out, hell if it end up painting a pretty picture, i might try and coax you guys to make one for me. well, ill be paying of course.
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Old Sep 9, 2004 | 09:44 PM
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now from what i understood...the LT4 intake doesnt flow anybetter than the LT1 intake..but then again im just learning all this so i could be wrong?
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Old Sep 9, 2004 | 10:40 PM
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The LT4 stuff isnt very appealing to me. The Lt4 itself was a great performer... but too expensive for what it is. I know our heads need a lil work to flow as well as the LS1 heads..just didnt know if were had a disadvantage in intake designs.
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Old Sep 9, 2004 | 10:46 PM
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I think there is a forum on here about a intake "ltx" it look real nice i have pics of it just dont know how to post them...the person that made it uses it and i think he is in the 9's.
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Old Sep 9, 2004 | 10:52 PM
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Steve Quinn of No Rush Racing hit 9.90@138 on a LT1 Intake all motor, he can build you one. http://home.wideopenwest.com/~squinn0039/index.html

TPIs, are torque monsters, but I bet you gain a ton uptop once you ditch the stock runner system, that coke bottles at 4500rpm.
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Old Sep 9, 2004 | 10:57 PM
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thats the guy i was talking about...thanks for the site.
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Old Sep 9, 2004 | 10:59 PM
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anybody have any performance info on this 'LTX' intake?
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Old Sep 9, 2004 | 11:20 PM
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I cant see the benefit versus the price on a bolt on or mild motor car. Jordan Musser and a couple of those guys can really work some magic on a stock intake, far as porting it out and doing some other work like cutting and welding on it.



http://torqueaddicts.com/media/south...ut/index2.html

we got some pics of some of the stuff people are doing with Lt1s and intakes.
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Old Sep 9, 2004 | 11:49 PM
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http://web.camaross.com/forums/showt...ght=bre+proram

besides doing something like that above, i know that edelbrock has a victor intake (efi) that you can get to work with the lt1 heads.
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Old Sep 10, 2004 | 10:36 AM
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The LT1 intake is great from the factory. Its not a hinderance on these motors like the intake is on the ls1 motors. Nice short plenums with good flow. The basic LT1 intake ported will accomodate most any package unless you want to go forced induction in which case a custom intake might be more benificial.
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Old Sep 10, 2004 | 03:59 PM
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Excellent response!!! Just want I wanted to hear.
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Old Sep 10, 2004 | 07:28 PM
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actually from what i have heard, just the opposite. the lt1 intake is not as beneficial to those wanting to run all motor as an aftermarket edelbrock would be. as far as i have always heard, the lt1 is great for forced induction. i believe if you read through the link that i posted above youll find some great info regarding this subject.
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Old Sep 10, 2004 | 07:53 PM
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The real question is...IS there an aftermarket Edelbrock???
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Old Sep 10, 2004 | 10:10 PM
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Those are some of the options. Ours should see smaller gains but retain STOCK linkages and use slightly modified fuel rail.

I pick-up the fianal version next week. Have to finish up a heads and cam swap on a 396 to test it.

BTW there are NO internal differances from a LT4 intake and the LT1 intake made the same years All they did was add meat over the port to cover the LT4 heads port. the port on the intake is .100 lower then the heads

NO Edelbrock never put there intake into production. No one has made a cost effective solution that top's the stock intake. the passages under the intake run the cost up and then the gain on a stock motor is minimal.

I remeber back in 97 I was looking at getting the Mini ram but on a stock motor it only showed a gain of 5HP. Hard to justify $1,500 for 5 hp

I will let you guys know how the testing comes out. After the Flow testing I already will build the next one a shade different.

On that note I must admit if TPIs would come back out with the mini ram I know a few people who would buy them...including me
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Old Sep 10, 2004 | 10:16 PM
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Well I plan on ending up FI eventually anyways... so its good to hear that our factory options are actually really good. I know its very popular to swap intakes on mustangs and apparently LS1 cars as well. After I started seeing TPI cars benefiting from our LT1 Intakes (By a rather large margin I think) I got interested in why I have not seen any options for us. Makes sense now.

I may convince my friend to convert his 92 Z28s intake to the LT1 intake. He ran 14.1 @ 102mph with a cammed L98. Im willing to bet thats a solid mid 13 ride with 105mph or better with a simple intake swap.
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Old Sep 10, 2004 | 10:24 PM
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From: LT1 land...the "409" of the 90s!
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BTW TPIs still makes the Mini ram for his car(TPI)

http://www.tpis.com/CatalogPages/CatalogPage.ASP

And the fuel rails

http://www.tpis.com/CatalogPages/CatalogPage.ASP
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Old Sep 10, 2004 | 10:54 PM
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Originally Posted by S8ER95Z
The real question is...IS there an aftermarket Edelbrock???
http://www.edelbrock.com/automotive/...ictor_efi.html

you have to modify the intake or your heads if you want this intake to work. on top of that need fuel rails and a different throttle body http://www.force-efi.com/parts.htm. then you need an airduct to go on the throttlebody http://www.hotrodhawk.com/images/airduct_mount.jpg
or
http://www.superiorairflow.com/extreme_velocity.htm

i have heard that there are some corvette guys that are fabbing something up to use the stock throttle body.


here are some more pics of the first airduct
http://www.hotrodhawk.com/third_stag...d_pictures.htm
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