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Old 02-14-2013, 10:36 PM   #6
firedog
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Join Date: Jun 2000
Location: Festus, Missouri
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Re: Cannot get header to seal!!!

Quote:
Originally Posted by Sammy View Post
Throw away the gaskets. Get a tube of the black RTV. cleans both well no oil. Put the rtv about an 1/8 " bead all around be liberal. Let it set for 3 or 4 minutes each side and bolt it up. Some even put it on the bolts but doubt it is necessary unless they get loose on you. Also recommend you retorgue them after a short drive or in a week or so. Tryed the gasket thing and this works. Haven't seen it fail yet. Good luck
We also let it set over night prior to driving it anywhere. Make sure it is the hi temp black rtv. Was told this trick by some dirt track racers.
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