2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.

Why PCV Valves SUCK. And pics of my S/C...

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Old Mar 21, 2008 | 07:26 PM
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Why PCV Valves SUCK. And pics of my S/C...

The nastiness I found when I took my Throttle Body off!



And the inlet side of my Supercharger... its hard to see it, but it is oily as hell. :-[



The intercooler... also hard to see... but it has some gunk in it.




And the underside...

Before QuickSteel...


After QuickSteel...


That QuickSteel got HARD AS ****, really damn fast.

If it is a REALLY noticeable difference in sound... I'll make a video!

Damn... my dremel has to charge now!

Last edited by USMCFieldMP; Mar 21, 2008 at 07:26 PM. Reason: Automerged Doublepost
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Old Mar 21, 2008 | 07:28 PM
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See there are advantages to corded tools, no charge time!
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Old Mar 21, 2008 | 07:34 PM
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but we dont have pcv valves......
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Old Mar 21, 2008 | 07:45 PM
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Originally Posted by madmark
but we dont have pcv valves......
Technically, no we don't have that "VALVE"... but we do have that hose... and usually there is a PCV valve on the other end, just not on our cars.
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Old Mar 21, 2008 | 07:45 PM
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From: Ft Lauderdale
Here Check this out
https://www.cobaltss.net/forums/forced-induction-50/think-will-help-airflow-95829/

Next time you have it off smooth that whole thing up & you wont have near the build up on it ever again!
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Old Mar 21, 2008 | 07:48 PM
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is that quicksteel going to be able to take a pressure that big?
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Old Mar 21, 2008 | 07:48 PM
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From: FT Knox KY
Originally Posted by USMCFieldMP
Technically, no we don't have that "VALVE"... but we do have that hose... and usually there is a PCV valve on the other end, just not on our cars.
if you want to be technical on the cobalts its for vaccum, but if you dont like it install a catch can
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Old Mar 21, 2008 | 07:48 PM
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Originally Posted by BlilBT
Here Check this out
https://www.cobaltss.net/forums/showthread.php?t=95829

Next time you have it off smooth that whole thing up & you wont have near the build up on it ever again!
Sweet... I've still got it off actually.

I'm waiting on my Dremel to charge.
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Old Mar 21, 2008 | 07:50 PM
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From: Ft Lauderdale
Originally Posted by USMCFieldMP
Sweet... I've still got it off actually.

I'm waiting on my Dremel to charge.
Dude you will need to charge that dremel 20 times to get it like that, That reguires a corded tool! I was actually thinking of writing a How-to on it!
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Old Mar 21, 2008 | 07:55 PM
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Originally Posted by SSteveSC
is that quicksteel going to be able to take a pressure that big?
Yeah... I'm only running a 2.8"; so 17 psi isn't really all that much. Quicksteel is rated to 500* F... and it won't be getting that hot. I know a lot of Grand Prix guys that have ran QuickSteeled holes with 2.55" pulleys for thousands and thousands of miles.

I take tap the quicksteel right now... and it *tinks* just like metal. **** is hard as a rock.

Originally Posted by madmark
if you want to be technical on the cobalts its for vaccum, but if you dont like it install a catch can
TrueStory.com

Originally Posted by BlilBT
Dude you will need to charge that dremel 20 times to get it like that, That reguires a corded tool! I was actually thinking of writing a How-to on it!
Ah yes.

Quick question... if I take off my snout, and take out the rotors... doesn't that **** up the S/C's timing? And are they hard to get back in?
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Old Mar 21, 2008 | 08:00 PM
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I just got rid of that hose and put a small breather filter on the valve cover nipple .
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Old Mar 21, 2008 | 08:03 PM
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From: Ft Lauderdale
Originally Posted by USMCFieldMP
Yeah... I'm only running a 2.8"; so 17 psi isn't really all that much. Quicksteel is rated to 500* F... and it won't be getting that hot. I know a lot of Grand Prix guys that have ran QuickSteeled holes with 2.55" pulleys for thousands and thousands of miles.

I take tap the quicksteel right now... and it *tinks* just like metal. **** is hard as a rock.



TrueStory.com



Ah yes.

Quick question... if I take off my snout, and take out the rotors... doesn't that **** up the S/C's timing? And are they hard to get back in?
No it doesn't they inter lock via 2 Numbs that come off the end of the main drive & fit into 2 little holes on the top of the Drive Gear! Just make sure you have something to catch the oil or have new oil from the dealer! Hell give me about a hour & I will write up a How to!
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Old Mar 21, 2008 | 08:13 PM
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Ah... the Oil comes out if you take off the Snout. Damn, I thought it was encased in the snout.

Good thing I didn't take it off 15 minutes ago... like I almost did! Haha, cause I don't have any oil for it.
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Old Mar 21, 2008 | 08:15 PM
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From: Ft Lauderdale
Originally Posted by USMCFieldMP
Ah... the Oil comes out if you take off the Snout. Damn, I thought it was encased in the snout.

Good thing I didn't take it off 15 minutes ago... like I almost did! Haha, cause I don't have any oil for it.
Drain it out of the little black plug that is a allen key & catch it in a cup its only a couple of ounces! Then reuse it! unless you have 75k plus miles GM says it is good to 100K Oh but be careful to catch the left overs when you crack the case apart!
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Old Mar 21, 2008 | 08:22 PM
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Nah... I'll just wait to do that, me thinks.
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Old Mar 21, 2008 | 10:48 PM
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you thinking of writing ahow to for plugging the silencer holes? and taking the supercharger off while were at it lol.. i would LOVE to do this mod.
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Old Mar 22, 2008 | 05:23 AM
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Originally Posted by VeNoM0713
you thinking of writing ahow to for plugging the silencer holes? and taking the supercharger off while were at it lol.. i would LOVE to do this mod.
The how-to on taking the S/C off is basically online. I believe it is on GM Tuner... it is in the LSJ build book... under "How to install Stage 2".

As far as putting the "plugs in"... its a puddy, that turns hard as ****. And I didn't do it the best way.

BUT, I'll try and see if there is something I can do about a quick How-To.

It's snowing now... so I didn't really get to play with it too much. But it doesn't sound any louder to me (I was just spinning tires though). There is definitely a lot better response in the throttle as well as a few other things... all from cleaning and P&Ping the TB, I imagine.
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Old Mar 22, 2008 | 11:13 AM
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Originally Posted by SilverSS/SC
I just got rid of that hose and put a small breather filter on the valve cover nipple .
i tried that but i got a nice big CEL. i capped off the fitting on the intake so it didnt suck unfiltered air, put a filter on the valve cover nipple, and P0171 tripped almost instantly and kept coming back after i cleared it.
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Old Mar 22, 2008 | 11:30 AM
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^^how long have you been running with thta quiksteel on the silencers? is it safe and for how long?
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Old Mar 22, 2008 | 12:30 PM
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Originally Posted by Bika
i tried that but i got a nice big CEL. i capped off the fitting on the intake so it didnt suck unfiltered air, put a filter on the valve cover nipple, and P0171 tripped almost instantly and kept coming back after i cleared it.
mmmmm , maybe that explains my 0171 code . Its only set a couple times in last few weeks . I dont get the corrolation though
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Old Mar 22, 2008 | 12:57 PM
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we actually do have a pcv valve, and it;s inside the intake manifold right off the cylinder head... I'll post some pics of it later... don't feel like going back outside right now lol
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Old Mar 22, 2008 | 01:23 PM
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lol i dont understand the correlation either. 0171 is a lean fuel trim code
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Old Mar 22, 2008 | 03:56 PM
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Originally Posted by hydraze
^^how long have you been running with thta quiksteel on the silencers? is it safe and for how long?
Well... since I made the post last night... lol.

I've only got maybe 4 miles on it so far. BUT, I'm about to go do some boosting... so we'll see.

QuickSteel is very strong, and I shouldn't have any problems. As I've said before... a lot of GTP owners that I know have been running it with 2.55" pulleys for 50,000+ miles... looks the same as the day they put it in.
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Old Mar 22, 2008 | 05:04 PM
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Originally Posted by SilverSS/SC
I just got rid of that hose and put a small breather filter on the valve cover nipple .
Originally Posted by Bika
i tried that but i got a nice big CEL. i capped off the fitting on the intake so it didnt suck unfiltered air, put a filter on the valve cover nipple, and P0171 tripped almost instantly and kept coming back after i cleared it.
Originally Posted by SilverSS/SC
mmmmm , maybe that explains my 0171 code . Its only set a couple times in last few weeks . I dont get the corrolation though
Originally Posted by Bika
lol i dont understand the correlation either. 0171 is a lean fuel trim code
The Positive Crankcase Ventilation system, if not properly restricted can cause a p0171 lean code because the engine is ingesting more air than its supposed too. Even though its pulling air from inside the engine its still air. Too much air and you get your lean code.
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Old Mar 22, 2008 | 05:06 PM
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Yeah they do really REALLY suck. I can replace my hose with a filter, but my car won't start. But I see others have it that way.

What's worse than the PCV is a turbo with a leaky seal.
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