re. 5kcstq engine problem when cold

[Swann, Benjamin R. (BSWANN)]

Huw,

It is almost new.  I must say the thing is picky, as it has a very narrow
range for which it turns on and off again.

Ben

<check the functioning of the idle switch?
 
> I may be haveing the same or similar problem.  Engine slightly warm, cold
> outside ~ 30-45F.
> 
> Upon letting off the gas, the engine drops to about 300 RPM, like it is
> going to stall, then recovers.>>