LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

LT1 Intake Powder Coated

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Old Jul 29, 2008 | 11:52 AM
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GMH94Z28's Avatar
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LT1 Intake Powder Coated

I had my intake powder coated and they plugged up all the holes and taped off the front and the bottom gasket mating surfaces before they did it but they powder coated the whole bottom of it. Will this hurt anything? I am afraid that it will flake off.
Old Jul 29, 2008 | 12:41 PM
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na it will not hurt
Old Jul 29, 2008 | 12:41 PM
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I suggest getting another intake. There are coatings, e.g. ceramic, etc. that you can use on the inside, but I wouldn't powder coat it because one never knows how clean the inside was when the coating was baked on. JMHO
Old Jul 29, 2008 | 06:26 PM
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No they didn't powder coat the inside of it. I am talking about the bottom of the intake.
Old Jul 29, 2008 | 07:49 PM
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Originally Posted by GMH94Z28
I am talking about the bottom of the intake.
That makes me nervous. On the other hand, we temperature cycled a small metal part that had been powder coated at my work. We cycled it from -67F to 257F, 50 times and the coating didn't flake or peal off. But then again, I wouldn't put it inside my engine. I'll bet you can have the coating on the bottom sandblasted off.
Old Jul 29, 2008 | 08:06 PM
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Thats what i was thinking as well. Thanks
Old Jul 29, 2008 | 09:20 PM
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If you get it sandblasted then you better get all the damn sand out of every nook and cranny with a power washer or something. i suggest going over the bottom of it with a wire brush or scrubby pad and getting any loose stuff off then wash it and install it.
Old Jul 29, 2008 | 10:59 PM
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Originally Posted by Kevin Blown 95 TA
If you get it sandblasted then you better get all the damn sand out of every nook and cranny with a power washer or something. i suggest going over the bottom of it with a wire brush or scrubby pad and getting any loose stuff off then wash it and install it.
What is the best way to remove the powder coating?
Old Jul 30, 2008 | 11:15 AM
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Dykem remover will take it off.
Old Jul 30, 2008 | 12:35 PM
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Has anyone tried this?
http://www.choppersurplus.com/global...ercoating.html
Old Jul 30, 2008 | 01:36 PM
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The car I bought had its underside of the intake PC and it flaked off which contaminated the engine and led to the rod knock that killed the motor.

Granted, the dumbass coated over a dirty underside but I still would NEVER do it.
Old Jul 30, 2008 | 02:50 PM
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Sandblasting is the best way. Mask off everything and blast the bottom clean and clean it out WELL. Cant believe the dumbasses did that.
Old Jul 31, 2008 | 11:37 AM
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Originally Posted by wrd1972
Sandblasting is the best way. Mask off everything and blast the bottom clean and clean it out WELL. Cant believe the dumbasses did that.
agreed...blasting is awesome. will remove ANYTHING
Old Jul 31, 2008 | 11:53 AM
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For the price of sandblasting, etc. you could buy a used intake, polish the hell out of it with a wheel and polish, port it and sell the other one. Result, shiny intake, no worry about the sand blasting and keep or sell your power-coated int after removing the pc at your own pace. JMHO
Old Jul 31, 2008 | 02:46 PM
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A $10 can of industrial paint stripper at home depot will do the trick. It's a thick gel so apply it with a brush.



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