On Tue, 16 Aug 2011 11:05:51 +0100, The Natural Philosopher wrote:

Not sure how these carbs work, but if that was on a 60's car, I'd
diagnose 'blocked idle jet' instantly.

That is what is going through my mind as well. I'd try very hard not
to fiddle with any adjustments but wash the carb out backwards and
some compressed air, again backwards.

--
Cheers
Dave.