Neil,

If you have a cove on both sides to accept the donut - then use it. It will outlast those exhaust gaskets.
If you only have a cove on the inlet of the CAT, and not on the mating flange of the manifold, then I think you'll need to go with a gasket.

-Ben

> Date: Mon, 7 Apr 2008 12:31:18 -0700
> From: musomuso@GMAIL.COM
> Subject: Install metal donut or gasket between pipe and cat inlet on              Vanagon exhaust?
> To: vanagon@GERRY.VANAGON.COM
> 
> Hi all.
> 
> I bought an aftermarket cat. (for the 2.1) Pic of it plus parts that
> came with it:
> 
> http://tubaneil.googlepages.com/catparts
> 
> Bentley only shows a gasket, but since there is a bevel on inlet of cat.....
> 
> Possibly silly question, but do I use the metal donut or just the gasket?
> 
> Thanks!
> 
> New Attitude Neil.
> 
> 
> 
> 
> 
> --
> Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"
> 
> http://web.mac.com/tubaneil
> http://tubaneil.googlepages.com/

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