RE: JBA heat... WAS: JBA headers installed!

From: fawcett@uism.bu.edu
Date: Mon Aug 24 1998 - 11:34:13 EDT


>> One thing that saved me a bit of time was using an
>> impact wrench to remove the Y pipe bolts.
>
>CHEATER!!!!! You're supposed to do it the hard way like I had to...
>;-)
     
     I was going to agree that Jon cheated but I left the stock studs in
     place to help me with alignment... Ahhh hell, I don't mind being a
     hypocrite; Jon CHEATED! :-)
     
>> One thing that I noticed was that they headers heat up VERY
>>quickly,
>> and cool down quickly as well.
>
>Jon, you are the first one to comment on the heat from these headers.
> I'm curious as to others thoughts on the heat.
     
     Hotter than the sun after only seconds of starting the engine! If I
     put my hand out the window when stopped in traffic, I can feel the
     heat wafting up from under the truck... Didn't get this effect from
     the stock manifolds.
     
> I'm just about ready to send my thorleys off to get coated, just
>wondering how much of a difference this might make. What kind of
>coating is this on the JBA's?
     
     It's a ceramic material but I don't know its exact composition.
     
>A friend of mine had some headers put on his LT1 patrol car not long
>ago, and after they were installed they ran it on the dyno and after
>one pull they shut it off and I felt of the headers and they felt
>supprisingly cool after being ran up to 5000 + rpms....
     
     You will lose fingers/hands if you try this with the JBA's! They do
     cool much quicker than stock, but not that fast!!
     
>They were Arizona Speed & Marine headers I think, the coating was a
>ceramic coating from what I gathered, looked exactly like the JBA
>coating. I'm probably going to send mine to HPC, anyone know of a
>better place or better coating to get?
     
     I was pleased by the job Performance Coatings in Oklahoma City did on
     mine... Many of the other headers were done by Airborn in Oklahoma
     City. I gotta agree that coating is a good idea... I can't imagine
     the heat these would put off without them.
     
     T.



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