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

A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

Old Oct 18, 2005 | 05:16 PM
  #1  
sabre81's Avatar
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A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

It broke off where the red arrows point to in this pic.

http://sabre81.dontexist.com/stuff/diverters.jpg


Can i just delete this hose? should i delete a.i.r completely? Help!
Old Oct 18, 2005 | 05:25 PM
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

Which part broke? Two parts join at the arrows you show. It's up to you whether you want to replace or delete.
Old Oct 18, 2005 | 05:27 PM
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

The threads on the shiny object coming from the exhaust manifold broke, right were the arrow points. Any side effects to deleting it? what do i plug the exhaust manifold with?

Last edited by sabre81; Oct 18, 2005 at 05:29 PM.
Old Oct 18, 2005 | 05:59 PM
  #4  
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

the pic didnt work, and its supposed to be there for emmissions, but the car will pass without it as long as the tech guy doesnt notice its no longer there...
Old Oct 18, 2005 | 06:01 PM
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

He won't pass a sniffer test unless your cats are hot with the AIR off. The AIR just helps the cats heat up in the first 3 minutes. If you have cats, just get the cats hot before you go in for the sniffer test if there is one.
Old Oct 18, 2005 | 06:05 PM
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

Without the A.I.R. system you run the risk of destroying your cat(s) prematurely from the rich fuel mixture during open loop start-up (first 2 minutes of driving). Usually people that delete the A.I.R. system also delete their cat(s).
Old Oct 18, 2005 | 06:53 PM
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Re: A.i.r thingy on passenger side exhaust manifold.... broke.. *pic*

i have no sniffer test here in ny for my 94. Ill probably delete my cat anyway.


Thanks!
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