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Catch-Can Jiggle.

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Old May 14, 2010 | 04:37 PM
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Default Catch-Can Jiggle.

Just installed a REVXtreme catch can on my friends car, and am about to install mine on my car, and everything is perfect.

One thing: The bracket that installs to the passenger side HEAD and the catch can itself is connected to the head via one bolt, not two. Since the bracket only connects to the head via one bolt, it has a tendency to pivot, and most importantly to us, (when the car is running) the catch can jiggles around A LOT due to the vibrations of the engine.

Since it is only connected via one bolt to thing rattles and jiggles all over the place (it is bolted tight) due to resonance.

Has anyone that has installed a catch can like this solved this issue? Thanks.
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Old May 14, 2010 | 07:32 PM
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I have one of their cans...mine never "jiggled". Even when it's full, that one bolt holds it plenty secure. Now that pcv valve that is installed began to rattle like hell over time. I ended up hollowing out the pcv valve in the catch can, and just running the oem pcv. Tracey said that was an acceptable solution.
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Old May 14, 2010 | 07:33 PM
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Originally Posted by CranMaro99
Just installed a REVXtreme catch can on my friends car, and am about to install mine on my car, and everything is perfect.

One thing: The bracket that installs to the passenger side HEAD and the catch can itself is connected to the head via one bolt, not two. Since the bracket only connects to the head via one bolt, it has a tendency to pivot, and most importantly to us, (when the car is running) the catch can jiggles around A LOT due to the vibrations of the engine.

Since it is only connected via one bolt to thing rattles and jiggles all over the place (it is bolted tight) due to resonance.

Has anyone that has installed a catch can like this solved this issue? Thanks.

I have one on mine, The PCV valve is what rattles, means it is working. I just made sure the bolt is tight. Mine came with a shoulder bolt...did yours?
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Old May 15, 2010 | 12:51 PM
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Originally Posted by fast377
I have one of their cans...mine never "jiggled". Even when it's full, that one bolt holds it plenty secure. Now that pcv valve that is installed began to rattle like hell over time. I ended up hollowing out the pcv valve in the catch can, and just running the oem pcv. Tracey said that was an acceptable solution.
That's what I was going to do. How did you hollow it out without crap getting into the catch can? And yeah, we bolted the sucker down tight, it's just that the bracket seems too weak to hold the catch can or something because when the engine shakes a little bit at idle the entire catch can shook around a bit.

Originally Posted by JasonSS2000
I have one on mine, The PCV valve is what rattles, means it is working. I just made sure the bolt is tight. Mine came with a shoulder bolt...did yours?
Yeah it came with the shoulder bolt to bolt the bracket to the head. Yeah I hear the PCV will rattle itself eventually, which I know is normal. I plan on using the stock PCV as the one I have is a solid piece replacement with no moving parts and seems to work better.
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Old May 15, 2010 | 03:26 PM
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Originally Posted by CranMaro99
That's what I was going to do. How did you hollow it out without crap getting into the catch can? And yeah, we bolted the sucker down tight, it's just that the bracket seems too weak to hold the catch can or something because when the engine shakes a little bit at idle the entire catch can shook around a bit.



Yeah it came with the shoulder bolt to bolt the bracket to the head. Yeah I hear the PCV will rattle itself eventually, which I know is normal. I plan on using the stock PCV as the one I have is a solid piece replacement with no moving parts and seems to work better.
The pcv in the can is removable. They designed it that way. It is held in with JB Quick Weld (dries less hard than regular JB weld so the valve can be replaced). All I did, was use my Dremel and cut the very bottom off the pcv valve (just enough to allow the internals to come out). Then I cleaned it and JB Welded it back in place. Since that part of the catch can is in the same line as the factory pcv valve, the oem pcv is sufficient in the stock location.
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Old May 15, 2010 | 03:31 PM
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Originally Posted by fast377
The pcv in the can is removable. They designed it that way. It is held in with JB Quick Weld (dries less hard than regular JB weld so the valve can be replaced). All I did, was use my Dremel and cut the very bottom off the pcv valve (just enough to allow the internals to come out). Then I cleaned it and JB Welded it back in place. Since that part of the catch can is in the same line as the factory pcv valve, the oem pcv is sufficient in the stock location.
Good solution
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Old May 15, 2010 | 03:52 PM
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Originally Posted by fast377
The pcv in the can is removable. They designed it that way. It is held in with JB Quick Weld (dries less hard than regular JB weld so the valve can be replaced). All I did, was use my Dremel and cut the very bottom off the pcv valve (just enough to allow the internals to come out). Then I cleaned it and JB Welded it back in place. Since that part of the catch can is in the same line as the factory pcv valve, the oem pcv is sufficient in the stock location.
This is exactly what I'd like to do. How did you (what's the easiest) way to remove the PCV valve that is in the catch can?
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Old May 15, 2010 | 11:24 PM
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Lock washer?
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Old May 16, 2010 | 03:59 AM
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Originally Posted by Duffster
Lock washer?
Thats what I was thinking.
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Old May 16, 2010 | 08:45 AM
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Originally Posted by CranMaro99
This is exactly what I'd like to do. How did you (what's the easiest) way to remove the PCV valve that is in the catch can?
Use a pair of pliers and just work it out...wiggle it side to side. You will destroy the pcv, so be sure to buy a new one to put back in. I want to say it takes a purolator pv177...but I don't remember for sure. Maybe Tracey will chime in and correct me.
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Old May 17, 2010 | 02:07 PM
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Originally Posted by fast377
Use a pair of pliers and just work it out...wiggle it side to side. You will destroy the pcv, so be sure to buy a new one to put back in. I want to say it takes a purolator pv177...but I don't remember for sure. Maybe Tracey will chime in and correct me.
I don't know why I just thought of this, but there has been a redesigned PCV valve for our cars for a while (WS6Store sells them, etc) that I bought a few years back as a stock replacement for my old, stock PCV vavle.

The cool thing about it is that it is a single piece design: there are no moving parts within the can to jiggle/rattle.

I'm just going to buy another one and install it in the catch can as a replacement to prevent any future rattle.
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Old May 17, 2010 | 02:19 PM
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Originally Posted by CranMaro99
I don't know why I just thought of this, but there has been a redesigned PCV valve for our cars for a while (WS6Store sells them, etc) that I bought a few years back as a stock replacement for my old, stock PCV vavle.

The cool thing about it is that it is a single piece design: there are no moving parts within the can to jiggle/rattle.

I'm just going to buy another one and install it in the catch can as a replacement to prevent any future rattle.
Yea, I think someone did a writeup on the corvette forums about using that one. You can buy it at carquest or some parts store like that. It just has a tiny hole in the end instead of an "active valve".
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Old May 17, 2010 | 03:38 PM
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Originally Posted by fast377
Yea, I think someone did a writeup on the corvette forums about using that one. You can buy it at carquest or some parts store like that. It just has a tiny hole in the end instead of an "active valve".
Correct. And so far (looking into my intake manifold) it seems like it's doing it's job, as well.
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Old Jun 3, 2010 | 03:23 AM
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Originally Posted by CranMaro99
This is exactly what I'd like to do. How did you (what's the easiest) way to remove the PCV valve that is in the catch can?
Lol so this can is on my car. I'd like to not have the PCV in the can either because it makes it a pain to change out I'd rather have it in line. To RevXtreme's credit though they made a kit that works pretty well. The line they provide is a good length and looks good.

If you did remove the PCV from the can would it be better to put in on the can's intake side on on the side of the can going to the intake manifold? OR would it make a difference? What is the best way to gut the PCV that is in the can?

As for the rattling it isn't that bad. Just checked the bolts after a few hundred miles and they are not loose at all. It doesn't jiggle too much when my car is running. It just moves along with the engine and my engine is pretty heavy on the vibrations.
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Old Jun 3, 2010 | 11:00 AM
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You can email: Tracy@RevXtreme.com for any tech support. I don't think it matters as long as it has one flowing in the right direction.
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Old Jun 3, 2010 | 11:14 AM
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Originally Posted by JasonSS2000
You can email: Tracy@RevXtreme.com for any tech support. I don't think it matters as long as it has one flowing in the right direction.
Score. I don't think I'll mess with the PCV for a while seeing as it's new, but in a little while I know I'll probably get fed up with it and gut it then put an easier one to replace in the system.
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