Hi Bert,
Have you synchronized the carbs? If there are no vacuum leaks it sounds like
one throttle plate is open. What needles are you running? A leaky side plate
won't make any difference to the idle speed.
Rick
> On Nov 6, 2022, at 11:50 PM, Bert Shirey via Spridgets
> <spridgets@autox.team.net> wrote:
>
> 
> Guys and Gals: Last month I passed down my 1966 MKII 1098 MIdget to a friend.
> I had the car 57 years from new, but I can no longer take care of it as it
> needs 'and it was time to let it go to a good home
> . Some time ago I replaced the carbs with new SU H2s. Ever since, the
> idle will not come down. It holds about 1500 RPM normal and higher on fast.
> Because of back issues, I was never able to properly sort out the trouble.
> The screws are out to the point of being loose. Before I installed the new
> carbs I went over the whole car, timing, ignition, plugs, valve adjustment.
> The car has about 55000 miles and is in mechanically good shape, since
> I babied it. My friend is not yet a list member, and I still feel some
> responsibility to help him getting the Midge running properly.He says he
> checked for vacuum leaks in the usual manner, to no avail. There is a slight
> oil leak from one of the tappet side covers that I suppose could draw air
> into the breather, maybe unlikely.
> Any ideas would be appreciated. Cheers, Bert Shirey.
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