Generation III Internal Engine 1997-2006 LS1 | LS6
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PCV system

Old Jun 3, 2006 | 10:58 PM
  #1  
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Default PCV system

what kind a PCV system do they have on 2001 trans am ?
is it ls1 or ls6 ?
and is it wothy to get Thunder Racing LS1 to LS6 PCV Conversion Kit ?
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Old Jun 4, 2006 | 08:32 AM
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LS6 PCV is a waste. I have the LS6 valley cover on my car and it doesn't help. Still got just as much oil in the intake as before. Get a catch can.
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Old Jun 4, 2006 | 08:45 AM
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i did the ls6 pcv system and a catch can,i dont get a drop of oil in there now.the ls6 setup definitly helped.
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Old Jun 5, 2006 | 09:07 PM
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does the catch can go before the pcv valve or after ? ... then another line goes from the can to the intake .... is that all there is to it ??
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Old Jun 5, 2006 | 09:11 PM
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I have my catch can after the PCV valve. I would think you could do it before or after tho.
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Old Jun 5, 2006 | 11:51 PM
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The catch can needs to be after the PCV, meaning between the PCV and the intake.
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Old Jun 6, 2006 | 01:53 PM
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Any of you guys running a catch can on the LS6 setup able to toss up some pics?
Thanks
Robert
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Old Jun 6, 2006 | 02:25 PM
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I have one in the "post pics of your catch cans" thread. Do a search for it.
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Old Jun 6, 2006 | 02:39 PM
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Cool, Thanks

Robert
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Old Jun 28, 2006 | 10:47 AM
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I have read the install instructions for the LS1 to LS6 PCV swap, its stated that the 'old style' LS1 blocks need to be dremeled.

So I assume this means later LS1 blocks, like 2002+ are designed with enough clearance for the LS6 valley cover.

My million dollar question is:
How can I tell if my block is going to need to be modified/dremeled or not - before having to remove my intake/original cover?
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Old Jun 28, 2006 | 10:50 AM
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Do a search for the block part number, that should be the easiest way. I had to cut mine, it wasn't to bad. I used a cutoff wheel.
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Old Jun 28, 2006 | 05:46 PM
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You normally install the LS6 pvc system to clean the engine bay up. Mine never burned a drop of oil, so I can't tell ya if it made a difference, but it looks alot better without all those hoses.
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Old Jun 28, 2006 | 06:39 PM
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Save your time and money. The LS6 valley cover is a waste.
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Old Jun 28, 2006 | 06:42 PM
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Originally Posted by INMY01TA
Save your time and money. The LS6 valley cover is a waste.
Not if you are looking to clean the engine bay up. Just my .02. But if your looking for less oil consumption, then your right on target.
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Old Jun 29, 2006 | 01:34 PM
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Originally Posted by Brian2001SS
Not if you are looking to clean the engine bay up. Just my .02. But if your looking for less oil consumption, then your right on target.
I definetly wouldnt mind cleaning up the enigne bay - but my main reason would be to reduce/eliminate oil into the intake.

$150 for the kit from TR is fine by me, heck, I could even do the install, short of cutting the block. That part bothers me!

Maybe a winter project this year.
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Old Jun 29, 2006 | 02:53 PM
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I still got just as much oil in the intake with the LS6 valley cover/pcv.
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Old Jun 29, 2006 | 11:16 PM
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LOL i put a 15$ catch can in and that iflled up after about 10 min then i switched to mobil 1 15 40 and now it almost never gets any oil in it WOO WOO
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Old Jun 29, 2006 | 11:26 PM
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Originally Posted by Michael02hawk
I have read the install instructions for the LS1 to LS6 PCV swap, its stated that the 'old style' LS1 blocks need to be dremeled.

So I assume this means later LS1 blocks, like 2002+ are designed with enough clearance for the LS6 valley cover.

My million dollar question is:
How can I tell if my block is going to need to be modified/dremeled or not - before having to remove my intake/original cover?
I've got an 02 SS and mine has the part that needs dremeled. On a side note, it does have the holes drilled and tapped for a chain dampner. My guess is that only LS6 blocks dont need modded. THATS JUST A GUESS. If you check the casting number then you'll know.
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Old Jun 30, 2006 | 12:54 AM
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One of the first mods in 1998 was the Vertical PCV Mod. I have been using it since 1998, no problems.
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Old Jun 30, 2006 | 04:52 PM
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Originally Posted by DAVESS02
I've got an 02 SS and mine has the part that needs dremeled. On a side note, it does have the holes drilled and tapped for a chain dampner. My guess is that only LS6 blocks dont need modded. THATS JUST A GUESS. If you check the casting number then you'll know.
You are correct. All LS1 blocks will need the dremel mod to fit the LS6 valley cover. LS6 blocks do not. Go figire.
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