Re: Is there a hi-temp expanding foam on the market?

On May 8, 10:26=A0pm, Brent P <tetraethylleadREMOVET...@[EMAIL PROTECTED]
>
wrote:
> On 2008-05-09, Fred Mann <fa...@[EMAIL PROTECTED]
> wrote:
>
> > Hello,
> > I have a small hole in the exhaust manifold right where it attaches to
t=
he
> > engine -- actually a small piece of the gasket is missing. There's a
lit=
tle
> > space in there that would seem ideally suited to accept a dollop of
foam=
..
> > The foaming insulation at =A0the hardware store can only deal with
temps=
 below
> > 200 degrees. Is there anything out there with a higher temp rating?
> > (JB Weld works okay, but doesn't seem to last)
>
> Anything but replacing the gasket will be short-term.

What Brent said.  If the manifold is warped it should be surfaced, or
if you're chea^H^H^H^Hfrugal I have heard of people using fine solid
copper wire to "o-ring" the gaskets.

nate