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How to remove black specs on 2.5L intake manifold?

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Old 12-14-2009, 07:55 PM
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Question How to remove black specs on 2.5L intake manifold?

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how can i get rid of these specs without taking it off? i used a scotchbrite pad with bar keepers friend already.
 
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Old 12-14-2009, 08:41 PM
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It's hard to see ... Do you think it's TAR ??? I'd try a solvent (laquer thinner) ect

I also try a brass wire brush on a drill
 
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Old 12-14-2009, 09:04 PM
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well i scrubbed it with a scotch brite pretty hard. i dont know what it could be.
 
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Old 12-15-2009, 09:48 AM
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i used mineral spirits and a scotchbrite. it didint work too well. then i started sanding it with 400 grit. it works, but it is alot of work. is there an eaiser way?
 
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Old 12-15-2009, 10:42 AM
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If i'm not mistaken i used throttle body cleaner on mine to clean it up while i had it off, did pretty well on bringing it back to quality.
 



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