Date:         Fri, 7 Mar 2008 18:31:06 -0500
Reply-To:     Mike <mbucchino@CHARTER.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Mike <mbucchino@CHARTER.NET>
Subject:      Re: Exhaust flange silicone sealer
Comments: To: Scott Daniel - Shazam <scottdaniel@TURBOVANS.COM>
Content-Type: text/plain; format=flowed; charset="iso-8859-1";
              reply-type=original

  Speaking of ehaust systems, has anyone ever had a new set of stock pipes
aluminized?  How much does it cost?  Is it worth it?  Does anyone currently
sell a stock setup completely aluminized?  I think it's be the way to go, if
it lasts.

Mike B.

----- Original Message -----
From: "Scott Daniel - Shazam" <scottdaniel@TURBOVANS.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Friday, March 07, 2008 4:44 PM
Subject: Re: Exhaust flange silicone sealer


> People should always be aware that the use of silicone sealants where an
> oxygen sensor is involved is a big no-no.
>
>
>
> It the product says 'oxygen sensor safe' on it, it's probably ok then.
>
>
>
> If do fine with gasket-to-metal, but flanges must be flat and very
> parallel
> to the port surface, even if it means heating and slightly bending the
> exahsut pipe, tho I've barely ever done that.
>
> But mostly, the flange-to-exhaust-port relationship has to be pretty
> right,
> anything else may work for a while, but is more a temporary fix.
>
>
>
> Exhaust leaks at the exhaust ports contribute to burning exhaust valves,
> so
> if there are leaks, it's more than just something noisy, it contributes to
> wear on other places too.
>
> Scott
>
> www.turbovans.com <http://www.turbovans.com/>
>
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Mike Collum
> Sent: Friday, March 07, 2008 5:18 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Exhaust flange silicone sealer
>
>
>
> I've had several requests for information on exhaust gasket sealer.  I
>
> use it as a gasket dressing and not as a "Replacement" for gaskets.
>
> Permatex Ultra Copper RTV Silicone Gasket:
>
>
>
> http://www.permatex.com/documents/tds/automotive/81878.pdf
>
>
>
> There are other brands, too, and one calls their product "Mega Copper"
> RTV.
>
>
>
> Of course, you first want to file the mating surfaces flat if necessary.
>
>
>
> Mike
>
>
>
>
>
> --
>
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