OK, finally had time to look at it and the one that is
in it is a B5BT....... I dont know how "close" that
is, nor how close it has to be.... LOL.....
Thanks for your help......
Henry Stike
--- Doug Braun <doug@dougbraun.com> wrote:
> The original Spit needles were number B5CH, a.k.a.
> B21977. If you have something different, tell me
> what
> it is and i can look up the dimensions and see how
> close it is to the correct needle.
>
> You should inspect the needle and the jet to see if
> they are badly worn. BTW, the type of oil in the
> dashpot should have no significant effect on running
> rich or lean. Of course, you need to be sure that
> the
> rubber diaphragm is not messed up.
>
> Another common problem is the needle adjustment
> (where
> the needle is attached to the piston) getting
> unscrewed, but this causes lean running.
>
> Doug Braun
> '72 Spit
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