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

LS6 injectors in an LT1?

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Old Jan 18, 2007 | 09:23 AM
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Default LS6 injectors in an LT1?

I just upgraded my stock injectors out of my 01' Z06 to a set of 42lb injectors and was wondering if the stock LS6 injectors would work for my 95 z28 project build?

Would they even flow more than the stock LT1 injectors since they are running at different rail pressures?
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Old Jan 18, 2007 | 01:34 PM
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I would run a set of SVO injectors if I were you.....not real sure but I thought LSx and LTx injectors were not interchangeable
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Old Jan 18, 2007 | 02:35 PM
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I was just thinking since SVO's can be run in either an LTx or LSx that they might work.
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Old Jan 18, 2007 | 04:18 PM
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I don't see what the difference is in the LT and LS Injectors. I have seen them both side by side, and they are the same, and the plugs also. Not saying go with it, never tried it.
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Old Jan 18, 2007 | 08:55 PM
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I think the lsx injectors might be rated for less flow, I can't remember.
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Old Jan 18, 2007 | 09:21 PM
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I think the LS6's are factory 32lbs.. someone had some forsale on EBAY.
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Old Jan 19, 2007 | 07:38 AM
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i tried putting a set of 04 Z06 injectors in my 94 lt1 and they didn't seal with the fuel rail tightened.
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Old Jan 19, 2007 | 02:52 PM
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LT1 are 24 and the ls6 are 28.8 A have the ls6's on my lt1 the ls6's are good for about 360rwhp
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Old Jan 19, 2007 | 02:54 PM
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Originally Posted by gixxer92
i tried putting a set of 04 Z06 injectors in my 94 lt1 and they didn't seal with the fuel rail tightened.
Did you get new O-rings with them?
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Old Jan 19, 2007 | 03:08 PM
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No I didn't I ended up selling the ls6 36 lb injectors and buying a set of Racetronix 37 lb injectors for the LT1.
The o-rings didn't look worn, if I installed them on the fuel rail with the locks (I think I had locks, it was a while ago) and tried to get them to seal down to the intake the o-rings sat out of the injector bung and even when pushing them in the'd pull back out. Just my luck that they dudn't fit I sold them for a good price to somone with a ls1 off on of the boards.
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Old Jan 19, 2007 | 03:27 PM
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Originally Posted by onephatZ28
LT1 are 24 and the ls6 are 28.8 A have the ls6's on my lt1 the ls6's are good for about 360rwhp
Aren't the LT1 injectors rated at 24lbs with a rail pressure in the 45 psi range? The LS6's are rated at 58 psi or so.
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Old Jan 19, 2007 | 04:00 PM
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yeah IIRC that's lsx fuel pressure. I think you need to make a groove all the way around on the lsx injectors in order to be able to use the injector clips to get them to stay in the fuel rail.
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Old Jan 19, 2007 | 06:11 PM
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I rember reading somewhere that it wasent the flow, but it was the impeadence of the injector.
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Old Jan 19, 2007 | 06:36 PM
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Originally Posted by Bad Habit Bird
Aren't the LT1 injectors rated at 24lbs with a rail pressure in the 45 psi range? The LS6's are rated at 58 psi or so.

Yes, you are correct. Most ls1 injectors are actually slightly smaller than the stock LT1 injectors.
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Old Jan 19, 2007 | 08:02 PM
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LT and LS injectors are 12 ohm injectors.
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