C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette
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RTV Blue or Red

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Old Jan 18, 2007 | 09:46 PM
  #1  
Les 94 Comp Yellow's Avatar
Les 94 Comp Yellow
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Default RTV Blue or Red

For the ends of the intake manifold, which sealant?? Would it matter? Manufactures reccomended Black. Others say Blue. Which one is best?
It is for a 383 mostly street driven. Alum heads and manifold, steel block.
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Old Jan 18, 2007 | 10:39 PM
  #2  
Glassbowtie77's Avatar
Glassbowtie77
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From: Long Island New York
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Either one will work fine, I used the blue stuff on mine and no problems.
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Old Jan 19, 2007 | 12:18 AM
  #3  
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bondoboy
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From: Huntingburg Indiana
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The gray rtv from gm is the best I have used and you don't get that ammonia/vinegar smell.
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Old Jan 19, 2007 | 07:09 PM
  #4  
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i like to use the red because if you get any on the block it blends in the the orange paint
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Old Jan 19, 2007 | 09:35 PM
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yellow 72
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St. Jude Donor '09
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Ultra Black
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Old Jan 19, 2007 | 09:57 PM
  #6  
Les 94 Comp Yellow's Avatar
Les 94 Comp Yellow
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From: Gainesville Florida
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Well I guess that answers the question. You guys sure made it easy for my decision, THANKS A LOT. Just kidding!
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