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Question about JWTs

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Old 09-21-2008, 02:07 PM
  #16  
Wezbian
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The dark spots may be where the most air is being sucked in meaning thats where all the dirt is being filtered. I turned mine (just rotated the filter on the intake) and got the same thing in the same spot. It must be a vortex or something which concentrates the dirty ait. Check on your stock air filters, you should see a dark spot on them too.
Old 09-21-2008, 02:53 PM
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Buddy Revell
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Originally Posted by neverbonestock
Thats typical jwt .. Do research on g35driver.com and my 350z.com and almost everyone has had the same prpblem ..
Anyone report any serious engine problems stemming from this issue like Dynamics is stating can happen?
Old 09-21-2008, 02:58 PM
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vtecths
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Most major problems occur with an air filter is over-oiled. This is strange as I have not seen it happen before but it must be some sort of area where there is a high velocity of air entering the filter at that specific location.

We will be checking with Jim @ JWT on Monday to get his insight.
Old 09-22-2008, 04:00 PM
  #19  
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I called JWT this morning and sent them the pictures I posted. I am waiting for them to get back to me.
Old 09-22-2008, 07:40 PM
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Buddy Revell
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Thumbs up

Originally Posted by fastg37
I called JWT this morning and sent them the pictures I posted. I am waiting for them to get back to me.

Thanks for doing that. Let us know what they say about it.
Old 09-22-2008, 08:49 PM
  #21  
bboysteele
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Originally Posted by Amarao
I have to say the popcharger on my G35 never did that, it only got dirtier. Might I suggest a wash and a re-oil? If you need help let me know.
I will probably need your help on that. Hopefully that restores the color which will be cool.

Originally Posted by fastg37
Thats interesting. But do you have the odd dark spots like mine. They are inward next to the heat shield on both filters. almost symmetrical looking. I don't know if this is related or not, but yesterday when driving, my car felt sluggish and the temp guage looking a little higher than usual when cruising. Or it might be just me. Also the car did not sound as throatier.
I haven't looked that closely. I will need to check.

Last edited by bboysteele; 09-22-2008 at 08:51 PM.
Old 09-22-2008, 10:59 PM
  #22  
SilverBullet
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*update*

JWT said:

I checked with our engineers and here are my findings. The blue coloring dye in the oil does tend to fade, however the actual oil which is colorless is still saturating the element. This is not a problem and the color can be restored with a light application of the blue oil spray used for servicing the filters
Old 09-22-2008, 11:11 PM
  #23  
Amarao
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Well that's good to know. I guess they changed the dye they were using before though.
Old 09-22-2008, 11:17 PM
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Skyline-LEXY
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Originally Posted by fastg37
*update*

JWT said:

I checked with our engineers and here are my findings. The blue coloring dye in the oil does tend to fade, however the actual oil which is colorless is still saturating the element. This is not a problem and the color can be restored with a light application of the blue oil spray used for servicing the filters
Originally Posted by Amarao
Well that's good to know. I guess they changed the dye they were using before though.
mass production? using cheaper product to produce faster?
Old 09-22-2008, 11:22 PM
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Buddy Revell
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Originally Posted by Amarao
Well that's good to know. I guess they changed the dye they were using before though.
I'm curious how many of the recent JWT intakes have been experiencing this issue.
Old 09-22-2008, 11:23 PM
  #26  
Skyline-LEXY
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seems like first 20 dont have this problem... correct me if i am wrong...
Old 09-22-2008, 11:27 PM
  #27  
PSYH
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Aww crap... I'm second last.
Old 09-22-2008, 11:38 PM
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bboysteele
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Originally Posted by Skyline-LEXY
seems like first 20 dont have this problem... correct me if i am wrong...
Wrong, I was the third or fourth person to get these so mine are one of the first made.
Old 09-22-2008, 11:45 PM
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PSYH
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I mean, phew! um... ya...
Old 09-27-2008, 04:44 PM
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kool_yaar
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So does it still blocks the dust/dirt particles from entering the engine even when it looses the color? Or does loosing color mean dry filters? as they said its a dye that can be restored with oil... confused...


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