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Broke an injector o-ring...

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Old Dec 16, 2004 | 06:37 PM
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From: Frederick MD
Default Broke an injector o-ring...

I was putting my car back together after installing the LS6 manifold (it has been a trip) and in my haste I didnt lube the injectors before trying to get them back into the fuel rail. Sure enough the first injector I tried hammering back into the rail had part of the o-ring break off.

Ive been trying to source a new o-ring for two days, Pep boys said go to the dealer, dealer says there isnt an individual part number for the ring, they had an o-ring in a box somewhere that my friend looked at, completely different size, other local auto store has the same wrong-sized ring.

Does anyone know WHERE I can get this damn part? Are these injectors used on any other vehicle? Anyone local (MD/DC/VA) have a spare injector lying around?

Im really trying to get my car back together by Saturday so I can go to a wedding. Help would be appreciated.
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Old Dec 16, 2004 | 06:44 PM
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Cartek has them. You may have to sweet talk Dave a little.
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Old Dec 16, 2004 | 07:21 PM
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I got a set at Napa. I don't know why you can't buy them like I did. Try Napa and ask them for injector rebuild kit or for LS1 injector o-rings. Worst-case I have extras but I don't know how to get them to you that quickly.
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Old Dec 16, 2004 | 07:31 PM
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Hrmm, it wasnt 135 bucks was it? That's what the dealership had...Ill buy new injectors for that price.
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Old Dec 16, 2004 | 07:35 PM
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No, it was a little box with o-rings for just a few bucks. I can get o-rings from McMaster Carr also as long as I know the size and material.
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Old Dec 16, 2004 | 09:05 PM
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Interesting, Ill definitely check it out.

Patches to the rescue again.
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Old Dec 16, 2004 | 09:08 PM
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I was putting my car back together after installing the LS6 manifold (it has been a trip) and in my haste I didnt lube the injectors before trying to get them back into the fuel rail. Sure enough the first injector I tried hammering back into the rail had part of the o-ring break off.



Email me your address I will send you some for free

INTHERED
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Old Dec 16, 2004 | 10:06 PM
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I found them as a pack of 8 for about $5 in Autozone.
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Old Dec 16, 2004 | 10:09 PM
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i bought a box of them at pep boys.

it was for my 01 trans am, the guy said they didnt have any.
then i ask for 99 and newer v-8 truck, nope again
so i ask for 97 up vette...bingo, we have a winner.

they are the exact same sized injector.

97 up vette
98-02 f-body
99 up 4.8/5.3/6.0/8.1 truck
04 up gto now.

should all be the same


and if you need one, i think i have a few in my tool box.
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Old Dec 16, 2004 | 11:01 PM
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Why are you hammering the injectors in??????? They just pop in and out.
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Old Dec 17, 2004 | 01:05 AM
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Pep Boys has them....... they come 2 to a box.
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Old Dec 17, 2004 | 08:17 AM
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From: Frederick MD
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Originally Posted by 90 droptop
Why are you hammering the injectors in??????? They just pop in and out.
Not if you dont lube them they dont. :o

Ill looking around a bit more, thanks for the info. INTHERED, if I cant find any I may take you up on your offer, thanks!
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Old Dec 17, 2004 | 09:08 AM
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Go to Home Depot, they have a Oring that fits perfectly. Tip I found handy from that other LS1 forum.
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Old Dec 17, 2004 | 09:54 PM
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Looks like '96 C4 injector rings work. Thanks for the offers/help guys.
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Old Dec 17, 2004 | 11:20 PM
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What size was the "O" ring you picked up at Home Depot that worked? I'm looking to do this soon and would just as soon have some extras lying around just in case.
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Old Dec 18, 2004 | 09:19 AM
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Originally Posted by marlowchris
Go to Home Depot, they have a Oring that fits perfectly. Tip I found handy from that other LS1 forum.
watch out there, I also cut an O-ring a while back and while I was waiting for one from Napa I got a temp one from Lowes that was the same size, since I was unsure the material was safe to use with fuel I bought 2, I placed 1 in a cup covered it with fuel and let it sit, then I put the other one on the car and after 2 days the one in the cup wa so swollen I parked my car until Napa came up with the correct O-ring.

I'm sure you know that an underhood car fire is a very very bad thing
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Old Dec 18, 2004 | 11:09 AM
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Originally Posted by runamuk
watch out there, I also cut an O-ring a while back and while I was waiting for one from Napa I got a temp one from Lowes that was the same size, since I was unsure the material was safe to use with fuel I bought 2, I placed 1 in a cup covered it with fuel and let it sit, then I put the other one on the car and after 2 days the one in the cup wa so swollen I parked my car until Napa came up with the correct O-ring.

I'm sure you know that an underhood car fire is a very very bad thing
What is the part # from Napa. I just want some O Rings so that I have peace of mind when I do the swap.
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Old Dec 18, 2004 | 03:23 PM
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Originally Posted by IJustSmile
What is the part # from Napa. I just want some O Rings so that I have peace of mind when I do the swap.
I never got a part number, just make sure they are safe for use with fuel
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Old Dec 18, 2004 | 03:27 PM
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Originally Posted by IJustSmile
What is the part # from Napa. I just want some O Rings so that I have peace of mind when I do the swap.
NAPA part no. 2-12085 I believe it's two per set like this.

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