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[ZR1] Streaks in Carbon Fiber Roof Panel

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Old 06-29-2009, 03:28 PM
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638HP
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Default Streaks in Carbon Fiber Roof Panel

Anyone experiencing “zebra-like” streaks in the carbon fiber roof panel? Really noticeable in direct sunlight and less noticeable in the shade.
Old 06-29-2009, 07:11 PM
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mkerouac
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Originally Posted by masz06
Anyone experiencing “zebra-like” streaks in the carbon fiber roof panel? Really noticeable in direct sunlight and less noticeable in the shade.
Yup, noticed it last weekend. Very evident when the sun hits it.
Old 06-29-2009, 10:51 PM
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Blow N By
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hmm

Last edited by Blow N By; 07-25-2009 at 10:44 PM.
Old 06-30-2009, 03:56 AM
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StarJack
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Darn, pictures?
Old 06-30-2009, 10:01 AM
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breakskeet
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Can u post some pics?

Thanks!
Old 06-30-2009, 10:20 AM
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d1deuce
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Post some pictures so we can all see!! That sucks. Don't keep the car in the sun for too long.
Old 06-30-2009, 12:29 PM
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tjsteffen
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Yes, I asked this same question in a posting last month. It also will happen under the hood when exposed to sunlight (No UV protection under hood like on roof.) I went and looked at a new ZR1 at a dealer close by and it had those same streaks.
Old 07-02-2009, 01:22 PM
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Rowdy Rat
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I'm still not sure why GM didn't just paint the roof body color to begin with. Avoid the cost and complexity of the carbon fiber/clear coat issue and have a better looking car as well.

Regards,
Old 07-02-2009, 01:27 PM
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04_Z06_CE
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CF is sesitive so you maybe looking at "Spider Webbing" from washing and drying .
Old 07-02-2009, 06:57 PM
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GForceSS
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In direct sunlight I only notice the carbon fiber pattern reflecting, it looks like highlighted lines. If that’s what you’re referring too then it’s the nature of CF. Otherwise you might have something defective in the material, not sure. See if you can get pics.
Old 07-05-2009, 06:55 PM
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dpracing
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Originally Posted by d1deuce
Post some pictures so we can all see!! That sucks. Don't keep the car in the sun for too long.

Dude if you cant even keep the car out in the sun then just crush it and be done with it.


Whats next "Oh my god I found out today that my engine is wearing out while i drive! I must turn it off and return to the garage immediately."
Old 07-05-2009, 07:36 PM
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tome
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I have observed this "streaking" on my ZR; but after much research I think it's just an "effect" that the carbon fiber gives off. I can put the car in the sun and based on some angles see the "streaking" but put the car in side under heavy inside lighting and the effect goes away. It even depends on the angle of the sun. So my conclusion; at least on my car; is that there is no real streaking in the carbon fiber.

So yours may or not be experiencing the same effect.
Old 07-05-2009, 10:18 PM
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Z06 Sport
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Originally Posted by dpracing
Dude if you cant even keep the car out in the sun then just crush it and be done with it.


Whats next "Oh my god I found out today that my engine is wearing out while i drive! I must turn it off and return to the garage immediately."
You invest $120,000 in a car and see what weird things you do. I agree it seems "over doing it" but any extra car on one of these is warranted.
Old 07-06-2009, 09:36 AM
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REMIX
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Aren't a lot of aircraft (i.e., Cirrus SR--) made with CF? How come they don't have these issues? Many of them sit in the sun permanently.

RMX
Old 07-06-2009, 09:40 AM
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danl72
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Yes, pics would help.
Old 07-06-2009, 10:35 AM
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Originally Posted by Z06 Sport
You invest $120,000 in a car and see what weird things you do. I agree it seems "over doing it" but any extra car on one of these is warranted.
I think spent is a better word.

If you're investing your money in a ZR1, or almost any other car for that matter, you better re-think your portfolio...

Old 07-06-2009, 10:51 PM
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crossram
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I have owned several lamborghini Diablo 6.0 cars that the body is made entirely of carbon fiber and many naked carbon pieces including the rear wing. The streaks are normal in the sun just as someone said. There is nothing wrong and carbon can take all the sun you can throw at it. Enjoy

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Old 07-08-2009, 08:18 PM
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dlo3575
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Yup, I noticed the streaks in mine too. It is evident whenthe sun hits it hard. Not a big deal though....
Old 07-09-2009, 02:07 PM
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Thoth Yousefi
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in very hot direct sun the clear coating of the cf will eventually turn a milky white and actually start chipping off in very small chunks. this is the clear that that is first sprayed into the mold - i am told. it is only a finish and has nothing to do with the strength of the panel. under warranty here mine have been replaced with regular panels awaiting the cf ones delivery. my clear engine cover has also gave way, but is easily replaced i am told. t
Old 07-09-2009, 02:31 PM
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dlo3575
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Originally Posted by Thoth Yousefi
in very hot direct sun the clear coating of the cf will eventually turn a milky white and actually start chipping off in very small chunks. this is the clear that that is first sprayed into the mold - i am told. it is only a finish and has nothing to do with the strength of the panel. under warranty here mine have been replaced with regular panels awaiting the cf ones delivery. my clear engine cover has also gave way, but is easily replaced i am told. t
Wow, it must be very hot in Dubai! What happened to the hood? Do you have any pictures?


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