Forced Induction Supercharger/Turbocharger

Breathers or catch cans

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Old May 9, 2005 | 11:24 AM
  #1  
Schurters LT1's Avatar
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From: kitchener/Ontario
Breathers or catch cans

One thing i have been think is to put a breather in both V covers and be done with it....i am going to hide both of them...

Or should i go with a catch can...or somthing.....

What do you guys think here?????
Old May 10, 2005 | 10:10 PM
  #2  
OBE1 95Z28's Avatar
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From: San Diego, CA
Re: Breathers or catch cans

If you're running the PVC system, this will let unmetered air into your intake and cause you to run lean. Are you trying to manage blowby?
Old May 10, 2005 | 10:14 PM
  #3  
RobbyRob's Avatar
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From: Davie,Florida
Re: Breathers or catch cans

Cap off the line to the t/b from v/c and that will end any worries about the pvc system.
Old May 10, 2005 | 10:29 PM
  #4  
Schurters LT1's Avatar
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From: kitchener/Ontario
Re: Breathers or catch cans

Cap off the line to the t/b from v/c and that will end any worries about the pvc system.

This is what i am going to due....and i think put to breather in the valve covers


If you're running the PVC system, this will let unmetered air into your intake and cause you to run lean.
Yes i have read about the lean with breathers BUT wont the pcm adjust for this..this is a small amount of air and it is only at idle

Are you trying to manage blowby?

No.this will be on a fresh eng BUT i am going to max out the rpm on the T-Trim ...this will end up being allot of pressure in the crank case...i think it is a trade off ....

any more input
Old May 11, 2005 | 01:35 AM
  #5  
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From: Odessa/Lubbock, Texas
Re: Breathers or catch cans

I was thinking about using the electric smog pump to pull a vacuum on the crankcase, will this work?
Old May 11, 2005 | 05:45 AM
  #6  
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From: Zurich - Switzerland
Re: Breathers or catch cans

With the breather my low LTFT's went from -2 to +10: I went with a catchcan and a checkvalve 'cause I didn't like it
Old May 12, 2005 | 10:04 AM
  #7  
OBE1 95Z28's Avatar
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Re: Breathers or catch cans

I don't believe that the electric smog pump is rated to run full time; it only runs for 2 minutes at start up.
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