I have a '70, and not cat either. I think the cat chamber basically
works like a little furnace that enables the exhaust to burn further
before expulsion.
On Mon, 12 Mar 2001 19:35:58 -0500, Chris Thompson wrote:
>Then what was the air pump used for from 1969 to 1974 when the MG had no
>catalytic convertor? My 73 18V has air pump holes (plugged, no air pump) and
>no cat. The soon-to-start-any-day-now rebuild will be to 67 specs with no
>emissions equipment at all.
--
Andrew Lundgren
lundgren@byu.net
http://www.itwest.net/~lundgren
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