LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

what are the 2 nut sizes on the EGR valve?

Old Oct 26, 2003 | 12:23 PM
  #1  
Robert95z's Avatar
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what are the 2 nut sizes on the EGR valve?

about to take off my egr valve, but want to know what size the 2 nuts are so it'll make my job a little easier

-Robert
Old Oct 26, 2003 | 12:40 PM
  #2  
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lol....it probably took you more time to type and post this than to actually try a few wrenches......I think its a 10mm ....seems like most small ones are on our cars.
Old Oct 26, 2003 | 12:42 PM
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lol i started trying a coupe wrenches, but i split open my elbow at work yesterday and i kept hitting my elbow trying a couple different wrenches lol thanks though

-Robert

Last edited by Robert95z; Oct 26, 2003 at 12:46 PM.
Old Oct 26, 2003 | 01:45 PM
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They are 1/2".
Old Oct 26, 2003 | 03:46 PM
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My left nut is slightly larger, and lower than the right nut.
Old Oct 26, 2003 | 03:50 PM
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It's 13 mm, for sure. Both of them are the exact same.
Old Oct 26, 2003 | 03:52 PM
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i got it guys lol i replaced my egr valve like an hour ago
Old Oct 26, 2003 | 03:53 PM
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EGR valve? Oh, I must be in the wrong forum.
Old Oct 26, 2003 | 04:38 PM
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Originally posted by Ace_437
My left nut is slightly larger, and lower than the right nut.

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