[Healeys] Ceramic vs. Jet Hot ?

[bighealey at charter.net]

Alan,

I have the standard silver Jet-hot coat and love the way it tidies up the engine bay.  No more rust bombs.

Tracy
---- Neil Anderson <nlaredbt7 at tbc.net> wrote: 
> Alan,
> 
> Jet Hot is a ceramic coating or more correctly, a metallic ceramic coating. 
> The silver, high gloss ceramic coatings are water based and doubt if they 
> coantain any polycarbonates.  The black and grey ceramic coatings are 
> usually solvent based.
> 
> You may not see too much of a difference of under bonnet heat reduction, 
> although that is usually one of the selling points the product manufacturers 
> contend.  You would have to conduct heat comparison tests of coated and 
> uncoated headers/exhaust pipes under indentical running conditions in your 
> Healey to see if you observe any benefit to coated headers.  If you were 
> running a big V-8 race car, there would be a noticeable difference, 
> especially if the insides were coated too.
> 
> The best reasons, I believe, for using cemamic coatings for street cars is 
> appearance and not having to recoat them frequently because of the way they 
> retain adhesion of the coating at exhaust temps.  The appearance of the 
> nicest looking engine bay can be ruined by rusty manifolds and exhaust 
> pipes.
> 
> Hope this helps.
> 
> Neil Anderson
> '60 BT7
> '59 AN5
> 
> ----- Original Message ----- 
> From: "Alan Seigrist" <healey.nut at gmail.com>
> To: "Healey" <Healeys at autox.team.net>
> Sent: Thursday, May 22, 2008 11:38 PM
> Subject: [Healeys] Ceramic vs. Jet Hot ?
> 
> 
> > Hi All -
> >
> > I just got back a header from Jet Hot and was blown away with the
> > finish...and am convinced that thing is coated with enough cancer causing
> > polycarbonates to last a lifetime, I am very very please with this.
> >
> > That being said I know others have coated headers and downpipes with 
> > ceramic
> > coatings.
> >
> > My primary concern is heat reduction under the hood -  is Jet Hot the best
> > solution or are more traditional ceramic coatings better for heat 
> > reduction?
> >
> > Thanks,
> >
> > Alan
> >
> > '52 A90
> > '53 BN1
> > '64 BJ8
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