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Old Jan 29, 2008 | 09:27 AM
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Default Headers ??????

OK what is the real benefit to coating your headers, i'm waiting on a new set of Dynotech headers and am wondering coat or not coat????

thanks for the input
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Old Jan 29, 2008 | 09:42 AM
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Originally Posted by jon c
OK what is the real benefit to coating your headers, i'm waiting on a new set of Dynotech headers and am wondering coat or not coat????

thanks for the input
1) appearance
2) underhood heat
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Old Jan 29, 2008 | 10:41 AM
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Originally Posted by lucky131969
1) appearance
2) underhood heat
Those are the only two I know of...I discussed this with the techs at LGM when I got my headers. They said the heat benefit was negligible and didn't feel it was worth the money; unless it was worth it to you for the appearance, that is.

Speed
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Old Jan 29, 2008 | 02:00 PM
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Thanks for the input
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Old Jan 29, 2008 | 02:01 PM
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Originally Posted by Speeed-Racer
Those are the only two I know of...I discussed this with the techs at LGM when I got my headers. They said the heat benefit was negligible and didn't feel it was worth the money; unless it was worth it to you for the appearance, that is.

Speed
Chris at ECS told me the same thing. Overall, I think any performance benefits are non-existant.

I have a friend with a GTO (LS2) that in the summer suffers from a lot of timing retard. He is convinced on getting his coated just to avoid any heat soak issues.

The only other practical thing I can think of is that coating them, will allow for cooler engine bay temps, and some components that may be affected by those temps (plug wires, starter, etc.) may last longer.

I'm on the verge of buying headers now, and still on the fence as to whether coat or not.
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Old Jan 29, 2008 | 05:26 PM
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Originally Posted by Speeed-Racer
Those are the only two I know of...I discussed this with the techs at LGM when I got my headers. They said the heat benefit was negligible and didn't feel it was worth the money; unless it was worth it to you for the appearance, that is.

Speed
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Old Jan 29, 2008 | 05:42 PM
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Originally Posted by lucky131969
1) appearance
2) underhood heat
I remember a third one: Something about keeping the exhaust temps UP in the pipes so the cylinder scavanging was at its best.....

Dunno if it's a load of crap, but I do remember that being an advertised benefit MANY years ago.

- Colby
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Old Jan 29, 2008 | 05:49 PM
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Originally Posted by Speeed-Racer
Those are the only two I know of...I discussed this with the techs at LGM when I got my headers. They said the heat benefit was negligible and didn't feel it was worth the money; unless it was worth it to you for the appearance, that is.

Speed
Obviously they've never been track side and had to replace a plug wire. The reduction in heat is noticable!
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Old Jan 29, 2008 | 05:58 PM
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I went with coated headers. Not much negative about coated headers except price.
They look great and they sure aren't hotter.
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Old Jan 29, 2008 | 06:03 PM
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Thanks for the interesting info......as I continue to learn
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Old Jan 29, 2008 | 06:06 PM
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Originally Posted by Last C5
Obviously they've never been track side and had to replace a plug wire. The reduction in heat is noticable!

You really the think the techs at LG dont understand track time?
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