[Mgs] Ignition in the muffler

[Barney Gaylord]

At 03:46 PM 2/23/2008 -0500, Robert Alan Reisse wrote:
>....
>I have a MGC .... has sat for awhile with out running.  .... it ran 
>poorly without ever settling down when warm to an idle, when the 
>rpms went below about 1500 I started to get a lot of popping from 
>the exhaust system.
>
>What could be causing that.

Too much fuel, not burning in the cylinders, ending up in the 
exhaust, being mixed with air from the air injection pump.  Look for 
a stuck choke on one of the SU carbs.

Barney Gaylord
1958 MGA with an attitude
http://MGAguru.com