I've noticed (by using common sense) that a gutted catalytic converter
fails to do its job, and is almost certainly illegal 9for good reason).
Get a new one, please, for all our sake.

On Wed, Sep 23, 2009 at 9:10 AM , Alistair Bell wrote:

> hi,
>
> it was suggested to me that the O2 sensor in the stock position in a
> 2.1 wb will not get to optimal operating temp if cat is gutted versus
> intact.
>
> this also begs the question of just well does the electrical heating
> circuit in the O2 sensor works.
>
> so what are you opinions? anyone notice any difference in O2 sensor
> function in empty vs. intact cats?
>
> cheers,
>
> alistair
>
> '86 syncro 7  passenger
> '82 westy, diesel converted to gas in '94
> http://www.members.shaw.ca/albell/