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-   -   SVX is smoking on precats (https://www.subaru-svx.net/forum/showthread.php?t=58522)

mkud28 10-20-2011 09:13 AM

SVX is smoking on precats
 
Hey guys so I just seafoamed my car. While it was smoking I happened to notice smoke coming from the precats as well. I thought that it might just be due to oil dripping on them, but it looked like maybe there was a leak there? Is it a common problem to have the precats get an exhaust leak like that. Keep in mind that this is a Texas car so although I am not ruling it out I doubt it is due to rusting.

Conn SVX 10-20-2011 09:54 AM

Re: SVX is smoking on precats
 
They rust from the inside out . short trips cause condensation to form . You don't have any HUMIDITY in Texas right ?

svxfiles 10-20-2011 04:43 PM

Re: SVX is smoking on precats
 
Quote:

Originally Posted by mkud28 (Post 689210)
Hey guys so I just seafoamed my car. While it was smoking I happened to notice smoke coming from the precats as well. I thought that it might just be due to oil dripping on them, but it looked like maybe there was a leak there? Is it a common problem to have the precats get an exhaust leak like that. Keep in mind that this is a Texas car so although I am not ruling it out I doubt it is due to rusting.

The rusting/exhaust leaking happens after the precats and shields.
It starts at the brackets in front of the 2 into1 cat.

SVX92-97 10-20-2011 07:54 PM

Re: SVX is smoking on precats
 
How did the seafoam work out for you

mkud28 10-21-2011 09:37 PM

Re: SVX is smoking on precats
 
The engine sounded a lot smoother especially in the mid range. It smoked for a good 10 minutes or so which is how I noticed smoking in the engine bay lol. Well I guess I will get those pipes replaced. All in a years work :). I am about to start taking this car apart and fix all the wrongs. Should be fun!


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