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Should I powdercoat the tranny pan?

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Old Aug 9, 2010 | 03:03 PM
  #1  
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Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
Transmission: Stage 2 700R4, LS1 driveshaft
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Should I powdercoat the tranny pan?

I was talking to a guy who recommended that I should get my aluminum TCI tranny pan powercoated on the outside to protect it from rot and make it last longer.

Should I get this done?

Will it negatively affect the cooling capability of the aluminum?

Thoughts please.
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Old Aug 9, 2010 | 05:03 PM
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Re: Should I powdercoat the tranny pan?

i wouldnt do it. its not like the pan is going to rot and fall of anytime soon. It will take decades if not centuries for the aluminum to corrode enough to fail. Besides, once it gets covered in road dirt and oil, it will be protected from oxidation pretty well.

not sure how well powder coating conducts heat, it may trap it instead.
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Old Aug 9, 2010 | 08:20 PM
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From: Saskatoon, SK, Canada
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Re: Should I powdercoat the tranny pan?

Powdercoating will insulate the pan, and keep the heat inside. Just install it as it came out of the box.
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Old Aug 10, 2010 | 08:04 AM
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Re: Should I powdercoat the tranny pan?

Originally Posted by The Project
I was talking to a guy who recommended that I should get my aluminum TCI tranny pan powercoated on the outside to protect it from rot and make it last longer.

Should I get this done?

Will it negatively affect the cooling capability of the aluminum?

Thoughts please.
You will crack the aluminum pan before it will corrode.
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Old Aug 10, 2010 | 10:17 AM
  #5  
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From: West of Toronto
Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
Transmission: Stage 2 700R4, LS1 driveshaft
Axle/Gears: Strange 3.42 w/ Auburn
Re: Should I powdercoat the tranny pan?

Thanks for the replys and advise guys.

I'll keep the pan as is and install.

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Old Aug 12, 2010 | 01:28 AM
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Re: Should I powdercoat the tranny pan?

Just my two cents...

A lot of guys running the deep TCI pans wish they didn't, because it lowers the ground clearance and they end up scraping it over everything. Just something to think about
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Old Aug 12, 2010 | 01:51 AM
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From: NWOhioToledoArea
Car: 86-FireBird
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Re: Should I powdercoat the tranny pan?

WRONG

powder coating creates a thermal bond that gets ride of heat better then bare metal.

ceramic hold in heat.
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Old Aug 12, 2010 | 06:17 AM
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Re: Should I powdercoat the tranny pan?

Originally Posted by Primetime91
Just my two cents...

A lot of guys running the deep TCI pans wish they didn't, because it lowers the ground clearance and they end up scraping it over everything. Just something to think about
Addition to the above: Cast aluminum dose not bend or dent as a steel pan but it cracks. I will let you guess what happene next.
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Old Aug 12, 2010 | 07:05 AM
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Re: Should I powdercoat the tranny pan?

Have it hard anodized (type 2), you won't change the thermal properties of the aluminum and it'll resist corrosion better than stock.
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Old Aug 12, 2010 | 05:58 PM
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Axle/Gears: Moser full floater m9, 3:70 trutrac
Re: Should I powdercoat the tranny pan?

Originally Posted by Gumby
WRONG

powder coating creates a thermal bond that gets ride of heat better then bare metal.

ceramic hold in heat.
i will have to see that in writing, never heard that before
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Old Aug 12, 2010 | 09:40 PM
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From: NWOhioToledoArea
Car: 86-FireBird
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Axle/Gears: 3:42
Re: Should I powdercoat the tranny pan?

Originally Posted by //<86TA>\\
i will have to see that in writing, never heard that before
What do I know, I only work in a power shop......
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Old Aug 13, 2010 | 05:13 PM
  #12  
//<86TA>\\'s Avatar
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From: Central NJ
Car: 86 Trans Am
Engine: 408 stroker sbc
Transmission: TKO600
Axle/Gears: Moser full floater m9, 3:70 trutrac
Re: Should I powdercoat the tranny pan?

Originally Posted by Gumby
What do I know, I only work in a power shop......
im just asking, im curious. I've never heard this before and i would like to learn more.
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