Heck, I thought it was just to preclude the possibility of mis-aligned jets.
Peter C
--
At 11:12 AM 4/19/2000 , James Algar wrote:
>Frank,
>I'm pretty sure I remember reading somewhere that the "swinging" needles
>were in fact for some emissions purpose...something about keeping the needle
>in contact with the inner wall of the jet , rather than centered, made for a
>more controllable (i.e. "smoggable") mixture throughout the range of needle
>movement. Or something like that. I could be wrong, of course...
>
>Jim Algar
>'69 Sprite Mk.IV
>
>
>
>> The swing needle carbs were (I think) just a form of evolution and have
>> nothing to due with performance restrictions. However, the spring loaded
>> button valve on the throttle plate has to go. this is where 90% of the
>> fluxuating idles come from, a bad spring on one or both of these popet
>> valves will give weird idle settings. Solder up the holes after clipping
>> the popets.
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