Funnily enough Clausager says the Transmission Controlled Spark Advance
system was provided to stop surging. This limits vacuum advance to 4th gear
only.
----- Original Message -----
From: "MonteMorris" <mmorris@nemr.net>
To: "MG list" <mgs@autox.team.net>
Sent: Sunday, August 25, 2002 8:02 PM
Subject: surging
> Our 79B with ZS carb seems like it is "surging" a little while driving.
Not
> very noticably, but I'm pretty sure it is. The carb has been adjusted to
as
> lean as it will go and the car seems to run fine-will do at least 80mph
(more
> if I'd let it) and doesn't ping or cut out. I set the valve clearance last
> January and set it wrong (at .015) and have been driving it since April
this
> way. I just reset it to .014 hot, but it has seemed to surge for a long
time.
> Any ideas?
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