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LS3 and L92 injector size comparison

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Old 01-31-2014, 01:51 AM
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Default LS3 and L92 injector size comparison

After reading the forums, I had come to the conclusion the LS3 and L92 injectors were the same physical "shorty" size. They are not. Hopefully this will help someone in the future:

Here is what happens when you put the L92 injectors in a LS3 intake. The fuel rail won't bolt down and the injectors fit loosely in the manifold:



Old 01-31-2014, 01:53 AM
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The LS3 injectors are about 1/4" shorter and have larger o rings to help seal them into the manifold. They do have the same connector:





Hope this helps some!
Old 06-26-2015, 11:31 AM
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You have helped me! Unfortunately not before I have the injectors sitting here in my hand. Funny thing PCM of NC told me these were a direct swap. Not the first issue I have had with them...

Were you able to get these to work? Spacers?



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