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

383 lt1 or bigger

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Old 07-06-2012, 06:58 PM
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Default 383 lt1 or bigger

Which is gonna benefit me the most,383 stroked or a bigger block(not sure what yet).. I have a 95 camaro and I'd like to get up to 700 HP +/- streetable. My motor has a vortech supercharger now and like to go blown again.
P.S. I'm on a budget,basically spending money as I get it...
Old 07-06-2012, 09:17 PM
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Budget and 700hp go together like a porcupine and a balloon.
Old 07-07-2012, 01:47 AM
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Originally Posted by joelster
Budget and 700hp go together like a porcupine and a balloon.
Lmao. I was thinking the same thing.
Old 07-07-2012, 08:28 AM
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There is going to be so many more variables to this. With 700 HP goal in mind, you better start building from the rear end and work towards the motor.
Old 07-08-2012, 11:00 PM
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It's going to be a long project obviously .. I just need some advice,a buddy of mine is building an lq9-408 an he is thinking of adding a Turbo an I'd like be able to compete.
Old 07-09-2012, 12:15 AM
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Why 700hp?

Guys have gone 10's numerous times with about 450rwhp or so...a single digit budget build just seens like a terrible idea lol
Old 07-09-2012, 02:29 AM
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Not going to happen. LS guys can do it with the 5.3s and 4.8s, not LT guys
Old 07-09-2012, 07:11 AM
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Originally Posted by Blk98Vert
Not going to happen. LS guys can do it with the 5.3s and 4.8s, not LT guys
Yea, your best bet if you want to stay somewhat "budget" will be to sell the procharger kit you have now and your LT platform and swap to a 4.8 or 5.3 junkyard motor with an ebay turbo kit and a big intercooler, guys are getting around 900-1000 hp on stock bottom end LS truck motors, while still spending less than $5000
Old 07-09-2012, 10:31 AM
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What kinda money would it take to bring an lt1 to 700+ hp keep in mind not every one runs 1/4 a lot of people like rolls and while I under stand an ls/lq swap might be Bette some people like me for instant don't want to swap my mane reason is I have a zf trans and don't want to go t56 others might just like thier ltx motor for under dog reason
I would think a 396 all forged running e85 and big boost could throw down 700 or so
Old 07-09-2012, 11:04 AM
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Originally Posted by scmaro
Which is gonna benefit me the most,383 stroked or a bigger block(not sure what yet).. I have a 95 camaro and I'd like to get up to 700 HP +/- streetable. My motor has a vortech supercharger now and like to go blown again.
P.S. I'm on a budget,basically spending money as I get it...
I'd get a bigger lt1 block since you are on a budget. 383 stroked cost more money for sure.
Old 07-09-2012, 04:52 PM
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Thanx guys,I'll have to look into the truck motors once... I'm still new to this and I'm open any suggestions.
Old 07-09-2012, 06:36 PM
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Originally Posted by turtle93
What kinda money would it take to bring an lt1 to 700+ hp keep in mind not every one runs 1/4 a lot of people like rolls and while I under stand an ls/lq swap might be Bette some people like me for instant don't want to swap my mane reason is I have a zf trans and don't want to go t56 others might just like thier ltx motor for under dog reason
I would think a 396 all forged running e85 and big boost could throw down 700 or so
That would cost upwards of $8,000 at LEAST. More likely $10,000. I mean, you can rub 2 sticks together to make fire, but why not just use a lighter?
Old 07-09-2012, 07:08 PM
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I've seen plenty of Ls builds and I wouldn't say it was that cheap ... Especially at 700 ... What you read and actually see is different . I have two cLose friends who have 650 plus on there Ls motors and none where under 6-7 grand on parts alone .
Old 07-09-2012, 08:52 PM
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Originally Posted by bufmatmuslepants
That would cost upwards of $8,000 at LEAST. More likely $10,000. I mean, you can rub 2 sticks together to make fire, but why not just use a lighter?
double those numbers and you will be close to the real cost.
Old 07-09-2012, 09:37 PM
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Originally Posted by BIGCAT7274
double those numbers and you will be close to the real cost.
my turbo build will make more than 700 rwhp and will cost less than 10k. It can be done.
Old 07-09-2012, 10:29 PM
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Originally Posted by TSAEB
I've seen plenty of Ls builds and I wouldn't say it was that cheap ... Especially at 700 ... What you read and actually see is different . I have two cLose friends who have 650 plus on there Ls motors and none where under 6-7 grand on parts alone .
A 5.3 longblock is around 700, add an LS6 cam, lifters, pushrods and springs for another $600, the intercooler is $300, wastegate and bov 500 max, injectors and twin pumps another 600. Turbo 500 tops. Ill add another 1000 for the hotside and misc costs. So Im not even at 4K and that will make 700fwhp all day.
Old 07-09-2012, 11:35 PM
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The only way you will get a reliable and cheap 700 is to build a NA BBC, to make that off a SBC is going to cost you so much more than a 454-540ci BBC.

Last edited by fex77k; 07-09-2012 at 11:41 PM.
Old 07-10-2012, 01:00 AM
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Originally Posted by Blk98Vert
A 5.3 longblock is around 700, add an LS6 cam, lifters, pushrods and springs for another $600, the intercooler is $300, wastegate and bov 500 max, injectors and twin pumps another 600. Turbo 500 tops. Ill add another 1000 for the hotside and misc costs. So Im not even at 4K and that will make 700fwhp all day.
You know your leaving out so many parts and that's with out even opening up th 5.3 motor you plan to push 700 on with. And before you add or say " fine gasket is what ..Bolts are what.... Add this"... that's my point ... Have you done this ? Or help someone build this set up? If you have .. Then post that sheet with prices , it would be a nice sticky.. And I'm bieng serious. That's sweet if it's true... Ls do make more horse power ... But people always leave out so many numbers, either on purpose or accident . It will cost money no matter what engine he chooses . I still say he is looking at 6-7 min no matter what engine he puts to make 700 rwhp. I have the sheets to my lt1 build. It was 2 grand more at the end then i thought. **** happens and plans change . I have helped gather parts for friends Lt1, lsx , Hondas , etc and always there estimated numbers for project is more then they say it was going to be.
Old 07-10-2012, 03:28 AM
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Originally Posted by TSAEB
You know your leaving out so many parts and that's with out even opening up th 5.3 motor you plan to push 700 on with. And before you add or say " fine gasket is what ..Bolts are what.... Add this"... that's my point ... Have you done this ? Or help someone build this set up? If you have .. Then post that sheet with prices , it would be a nice sticky.. And I'm bieng serious. That's sweet if it's true... Ls do make more horse power ... But people always leave out so many numbers, either on purpose or accident . It will cost money no matter what engine he chooses . I still say he is looking at 6-7 min no matter what engine he puts to make 700 rwhp. I have the sheets to my lt1 build. It was 2 grand more at the end then i thought. **** happens and plans change . I have helped gather parts for friends Lt1, lsx , Hondas , etc and always there estimated numbers for project is more then they say it was going to be.
Yes actually I have done this, I was going to swap a 5.3 into my 96. And what parts am I leaving out? The 5.3 longblock would remain untouched, the only things that would be even worth doing are rod bolts, head studs and regapping the top rings. A decent 76mm turbo is $500 tops, I got mine for that brand new. Do some research, its really not as expensive as you think and is straightforward. My point to the OP is that with an LT1 making that kind of power is never budget, boost is the cheapest way to get there but 700 at the crank on the stock bottom end wont last long, where as 5.3 or 4.8 LSs can take that all day long untouched.
Old 07-10-2012, 04:52 AM
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Agree On everything but price .. But since you have done it then I'll give the benefit Of the Doubt. You have pics or dyno sheet maybe even track slip? Be nice for the op to see this . Could make up his mind perfectly.


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