Buna N cork is the good stuff
Industrial stuff, not cheap
JimG
Sent from my iPhone
On Sep 22, 2010, at 3:05 PM, lmflaming@comcast.net wrote:
> On my valve cover on my 66 I tried 2 cork gaskets and they severly leaked.
I
> then used Permatex Ultra Blue with no gasket. I put abut a 5/16 inch high
and
> wide bead around the head and placed the cover on it and finger tightened
the
> cover leaving a little to tighten after 24 hours.B I then tightened it a
turn
> and it leaked so I tightened it a little more and it stopped leaking. In
the
> end I tightened it pretty tight and was scared it may crack the cover but
it
> did not and itB has no leaks. Tightening it that tight is not a good thing
to
> do but it did work for me. I'm sure I'm way past the Tork specs.
>
> LarryB
> ----- Original Message -----
> From: "Mike Harris" <harris_seq@yahoo.com>
> To: Datsun-roadsters@autox.team.net
> Sent: Wednesday, September 22, 2010 12:48:16 PM
> Subject: [Roadsters] (no subject)
>
> I would suggest Permatex Ultra Black and stay away from the RTV blue, the
blue
> sealers tend to expand when they come into contact with oil (rearend dope)
use
> a bead around an 1/8" thick and be sure to completely circle the bolt
holes.
> B
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