I also have a 150CD, and my Vacuum advance goes to the EGR valve.
The port at the bottom front of the carb has a little cap covering it.
And the car appears to run perfectly. (I'm scratching my head over this one.)
Terry L. Thompson
'76 Spitfire (without airpump)
At 04:20 PM 8/3/99 -0400, you wrote:
>I have a '75 that has no EGR valve, but has the vacuum advance distributor
>with mechanical points.
>I believe the vacuum line from the distributor goes to a vacuum port on the
>bottom of my carb.(CD150 Zenith Stromberg model.)
>Seems to work O.K., the PO did the change over. I still pass the state's
>emissions test with flying colors!
>Glenn Bowley
>
>> -----Original Message-----
>> From: Terry L. Thompson [SMTP:tlt@digex.net]
>> Sent: Tuesday, August 03, 1999 3:20 PM
>> To: spitfires@autox.team.net
>> Subject: EGR Valve
>>
>>
>> My car currently has the EGR Valve coming off of the exhaust manifold.
>>
>> If I swap out my exhaust manifold for a header, (and thereby lose the
>> EGR valve) does the dizzy need to be modified for a mechanical advance?
>>
>> Also, would using an electronic ignition have any effect on this?
>>
>> Terry L. Thompson
>> '76 Spit 1500 (with older Dizzy)
>> Maryland
>
>
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