[Supras] Sealant for head gasket?

[b2nice84 at aol.com]

Haha.? Sorry, looks a little funny. So we can make smart people? j/k
"Dont re-engineer smart people.

Or another way to say it is

"Don't re-engineer the wheel"







-----Original Message-----
From: Jeff Mohler <speedtoys.racing at gmail.com>
To: Bill <bwright1818 at comcast.net>
Cc: supras at supras.com
Sent: Fri, 2 Nov 2007 3:38 pm
Subject: Re: [Supras] Sealant for head gasket?



Dont re-engineer smart people.
Install it dry as recommend.

Whats asking for problems is..did you have the block and head properly
prepared for a MHG?


On 11/2/07, Bill <bwright1818 at comcast.net> wrote:
>
> Hey guys,
>
> Well, the Supra rookie (trying for Rookie of the Year, though...) has his
> Cometic 2mm head gasket in hand. They recommend a dry installation. To me,
> this seems like begging for a leak, especially with the different rates of
> thermal expansion going on.  Any thoughts? Also, I know everyone is torquing
> them higher than spec. I'm okay with that, to a point; however, when I look
> at the thread pitch on the head bolts, as opposed to, say, a 350 Chevy head
> bolt, I have to wonder if the spec is not, at least CLOSE, to okay. Seems
> like winding up to 75-85 foot pounds on that fine a thread would over-stress
> the bolt, threads or head, as it would be creating a lot more vertical force
> than on a similarly torqued American head bolt with more coarse threads.
> After all, bolts are just circular wedges. I know there are engineer types
> out there. Whadda ya think, over? Thanks...
>
> Bill 90 N/A
>
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>
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