[AT] Do I need gasket sealant?

Vaughn Miller vemiller at gmail.com
Wed Apr 11 06:27:00 PDT 2007


Unlike farmer, I use Black RTV for most gasket surfaces.  I'll have to
try some Hi-Tack to see how I like it.  Either way, as others have
suggested I would use some sort of sealer.

Vaughn Miller
Dillsburg PA

On 4/11/07, Francis Robinson <robinson at svs.net> wrote:
><snip>
>     The first step is surface preperation. Any tiny bit of old gasket or
> grit is a potential leak. So is a deep scratch or worn out of shape surface
> caused by an over-zealous attack on the mating surfaces. About 90% of the
> time I prefer a simple thin coat of Permatex Hi-tack. It holds gaskets in
> place well for easy assembly yet parts cleanly and easily if later
> disassembly is required. I never use the old "glue it on forever" Permatex
> that used to require taking stuff apart with a chisel. Where it is pratical
> I like the spray Hi-tack and just lay the gaskets out on a sheet of
> cardboard to spray them. I do in some places use the RTV silcones but I
> believe too much of it is used in many places. A very thin coat will
> normally do the job and will not squeeze out a huge bead inside of the
> engine etc. If a little does good, a lot does not do better in most cases.
> :-)
>
>
> --
> "farmer"
>
> Francis Robinson
> Central Indiana, USA
> robinson at svs.net
>
>
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