<VV> Need some discussion on "Jet", high tech Ceramic coatings

[Ron]

I can't believe that the exhaust manifolds have much of anything to do with 
cooling the engine as they are well downstream of the heads.
RonH

----- Original Message ----- 
From: "Bob Bauer" <robovair at sbcglobal.net>
To: "Jack Kean" <jkean at sbcglobal.net>
Cc: <virtualvairs at corvair.org>
Sent: Monday, June 02, 2008 4:48 AM
Subject: Re: <VV> Need some discussion on "Jet", high tech Ceramic coatings


> Wht I am finding out is that they seem to insulate to well.  With the 
> shrouds on, I can't get enough temperature to open the bellows.  As I run, 
> the temperature starts to build to a point where I begin to overheat, 
> Temp's around 400  in a Monza  110 horse.  Then the temp drops sharply to 
> about 300 then slowly climbs back to 400 then drops back to 300.  What I 
> have been able to discover is that the coating insualtes so well, the 
> bellows are not getting enough heat to cause them to open.  The motor 
> begins to overheat, to a point where they do open, then as the temp drops, 
> they close again allowing the heat to build up.  And so on.
>
>  My purpose was to insulate the heat to keep it from radiating up into the 
> motor, my goal was to help cool [reduce heat] but I am afarid I have gone 
> to far.
>
>  Bob Bauer
>
>
>
>
>
>
>
>
>
>
> Jack Kean <jkean at sbcglobal.net> wrote:
>  Interesting. I purchased a car (140/4speed) which had the manifolds 
> coated. I am curious. Why do you not like what you see?
>
> jack kean
>
> Bob Bauer wrote:
> Has anyone on this list ever done any  Jet coatings.  Not the rattle can 
> type but the high dollar,  high tech  Professional grade metal/ceramic 
> coatings  on any Corvair parts.  I had some  exhaust manifolds done and I 
> don't think I like what I see.   It seems they work too well insulating 
> the heat.         Your thoughts!!!!         Bob Bauer 
> _______________________________________________  This message was sent by 
> the VirtualVairs mailing list, all copyrights are the property  of the 
> writer, please attribute properly. For help, mailto:vv-help at corvair.org 
> This list sponsored by the Corvair Society of America, 
> http://www.corvair.org/  Post messages to: VirtualVairs at corvair.org 
> Change your options: 
> http://www.vv.corvair.org/mailman/options/virtualvairs 
> _______________________________________________
>
>
>
>
> _______________________________________________
> This message was sent by the VirtualVairs mailing list, all copyrights are 
> the property
> of the writer, please attribute properly. For help, 
> mailto:vv-help at corvair.org
> This list sponsored by the Corvair Society of America, 
> http://www.corvair.org/
> Post messages to: VirtualVairs at corvair.org
> Change your options: 
> http://www.vv.corvair.org/mailman/options/virtualvairs
> _______________________________________________
>
>