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ls1 to ls6 intake problem

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Old Feb 18, 2012 | 02:32 PM
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Default ls1 to ls6 intake problem

Ok, I know I'm not the sharpest knife in the drawer so please help. I installed an ls6 intake on my '98 ls1, do I need an ls6 fuel rail? The reason I ask is that the #1 injector seems to be at more of an angle and the fuel rail receptacle is straight. Of course #1 injector is leaking like crazy where it goes into the fuel rail. What's up with that?
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Old Feb 18, 2012 | 04:07 PM
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PICTURE??? The LS1 and LS6 manifold are exactly the same hardware wise on top!!!. Should be a ONE for ONE swap and fit perfect.

BC
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Old Feb 18, 2012 | 04:25 PM
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did you lube the O rings before pushing into the intake? you might need to replace them
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Old Feb 18, 2012 | 06:26 PM
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Hmm...I installed new injectors with new o-rings and lubed them. Guess I'll pull it apart and check that. Bill, I'll get a pic up for you to see if I need more advice. Thanks.
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Old Feb 18, 2012 | 07:19 PM
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Can't see how you ended up with that situation. They are the same as far as injectors are concerned. Please post a photo.
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Old Feb 18, 2012 | 07:45 PM
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Notice how the fuel rail injector receptors are angled except for #1. It comes straight out of the rail or it almost looks like it is angled slightly the wrong way. Is it bent? I'm a very careful mechanic and I know this is exactly the way it came off the car but the angle that the injector goes into it won't allow it to seal. Nothing wrong with the o-ring that I can see. I never had a problem with my old ls1 intake with this rail or old injectors.
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Old Feb 18, 2012 | 09:16 PM
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ttt
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Old Feb 18, 2012 | 09:18 PM
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You bent the injector bung. This is what my rail looks like on #1.

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Old Feb 18, 2012 | 09:45 PM
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Originally Posted by VetteNoob
You bent the injector bung. This is what my rail looks like on #1.

Hey noob, thanks for the picture. Mine certainly is bent or maybe a manufacturing defect. I do know that I didn't bend it. Perhaps a previous owner or mechanic.
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Old Feb 18, 2012 | 09:57 PM
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How ever it happened,it is bent.
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Old Feb 18, 2012 | 10:02 PM
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Originally Posted by rebelheart
How ever it happened,it is bent.
just came in from the garage. my fuel rail is off because Im doing the swap too. good luck with the fix.
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Old Feb 19, 2012 | 12:34 PM
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Yep, it's been bent!
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Old Feb 19, 2012 | 12:37 PM
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yep you can definitely see the bent metal where the bung goes into the rail. Almost looks like it was dropped.
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Old Feb 19, 2012 | 01:46 PM
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Success! I found a wood dowel that was just the right size to fit snugly into the bung and carefully put pressure on it and was able to get it back to the proper angle. Whew! Fuel rail is back on the car and no leaks. Thanks everyone for the input.
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Old Feb 19, 2012 | 03:11 PM
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glad you got it fixed
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