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

GM race shop block

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Old 10-20-2012, 07:26 AM
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Yes I know the water pump and distributor are not compatible, I'm just saying that if someone has the 24x system running their LT1 that the same system with minor changes would run a sbc with all the efi parts swapped over from the LT1. The intake isn't a direct bot on, but it can be easily modified to fit and house a distributor in the rear. It wouldn't look identical, but I bet most people would not notice at first glance. You could even run a regular SBC electric water pump and use the LT1 accesories.
Old 10-20-2012, 11:29 AM
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Originally Posted by 1961ba427
Yes I know the water pump and distributor are not compatible, I'm just saying that if someone has the 24x system running their LT1 that the same system with minor changes would run a sbc with all the efi parts swapped over from the LT1. The intake isn't a direct bot on, but it can be easily modified to fit and house a distributor in the rear. It wouldn't look identical, but I bet most people would not notice at first glance. You could even run a regular SBC electric water pump and use the LT1 accesories.
That's what I've been saying. Serious LT1 race guys have been ditching the opti, cam driven water pump and even the intake for a single plane. Basically everything that makes the LT1 an LT1.

All they have left is a reverse cooled SBC with LS (or aftermarket) engine management. Why not take the next step and just run an aftermarket SBC block.
Old 10-20-2012, 03:07 PM
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Originally Posted by Valkyn
That's what I've been saying. Serious LT1 race guys have been ditching the opti, cam driven water pump and even the intake for a single plane. Basically everything that makes the LT1 an LT1.

All they have left is a reverse cooled SBC with LS (or aftermarket) engine management. Why not take the next step and just run an aftermarket SBC block.
Because then its not an lt1 .

If I was going to run another motor it wouldn't be lsx or SBC, it would be BBC.
Old 10-20-2012, 03:14 PM
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Originally Posted by Puck
If I was going to run another motor it wouldn't be lsx or SBC, it would be BBC.
Is there a write-up somewhere as to what's all involved with a BBC swap?
Old 10-20-2012, 03:23 PM
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Originally Posted by SS RRR
Is there a write-up somewhere as to what's all involved with a BBC swap?
Not a full write up but two or three really good threads with lots of pictures floating around.

Ton of **** to do, but if you want drivable big power that's where its at...
Old 10-20-2012, 03:37 PM
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Originally Posted by Puck
Not a full write up but two or three really good threads with lots of pictures floating around.

Ton of **** to do, but if you want drivable big power that's where its at...
This. If you want to go really fast NA a BBC is where it's at. One good thing about a big block is the T56 will bolt right up to it. Unlike a LSX block you have to junk your T56. BBC > LSX anyday.
Old 10-20-2012, 05:04 PM
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All of my f-bodies are T56, but if I put a big block in I would throw a TH400 behind it.
There are a few really good threads in the section right up under this one. Or sub-section I guess you could call it. It seems that you need a tubular k-member (one guy modified his stock "k" by sectioning the center of it) and there is a good portion of your cowling that must go away. The headers that most used are an off the shelf header for an early camaro (if I remember correctly) that you have to modify tubes #1 & maybe #3 on. I would imagine an LS1 rack & steering shaft would help things too.
I wonder why you couldn't just bolt one straight to the LT1 k-member??
Old 10-20-2012, 05:49 PM
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Originally Posted by SS RRR
Is there a write-up somewhere as to what's all involved with a BBC swap?
There sure is: https://ls1tech.com/forums/small-blo...rsion-how.html
Old 10-20-2012, 05:53 PM
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There's even one on swapping a SBC into an F-Body: https://ls1tech.com/forums/small-blo...lt1-f-car.html
Old 10-20-2012, 06:53 PM
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Thanks. Not going that route for sure.
Old 10-20-2012, 11:18 PM
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Originally Posted by SS RRR
Thanks. Not going that route for sure.
Yea I wouldn't do it to a nice SS or firehawk or anything, but for someone with an old POS Z28 like me who just wants to go fast I wouldn't think twice about taking a sawzall to it
Old 02-16-2013, 01:18 PM
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Ttt for Ed
Old 02-16-2013, 01:23 PM
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Page one tony says molds still exist. 30-40 pre paid and it could happen
Old 02-16-2013, 01:27 PM
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Originally Posted by gjohnsonws6
Ttt for Ed
I don't know what that means?


[Quote:]
Originally Posted by 93Euphoria
One day lets say in 20 years LTx's are going to be what yenko camaros are today.
[QUOTE]

That's some funny **** right there. LOL!
Old 02-16-2013, 01:43 PM
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more pics of the LTx raceshop block in first post....thats why he bumped it for you
Old 02-16-2013, 01:52 PM
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Originally Posted by Chopstix
more pics of the LTx raceshop block in first post....thats why he bumped it for you
Gotcha. Damn sure looks like one. Thanks!!
Old 02-16-2013, 03:19 PM
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So why has no one made these 40 pre orders?
Old 02-16-2013, 04:03 PM
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we did and Dart still dropped the project...some of us even agreed to buy more than 1
Old 02-16-2013, 04:11 PM
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Thats Dart.

They are talking about GM.
Supposedly if you make 40 pre-orders GM can order their supplier to make the blocks. Not an aftermarket block a true GM block.
Old 02-16-2013, 04:50 PM
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Originally Posted by F0x Slaughter
Thats Dart.

They are talking about GM.
Supposedly if you make 40 pre-orders GM can order their supplier to make the blocks. Not an aftermarket block a true GM block.
Who told you that? A few years ago I was shooting emails back and forth with Dr Jamie Meyer. He had never even heard about this block. These blocks were not made inside of a GM foundry, they were made at an outsourced foundry that had done work for GM in the past.


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