There are no O-rings for that. That large round head is for emissions so
that you don't play with the mixture. Dump them in the garbage. They add
weight :)
Mike
----- Original Message -----
From: "Brian St. Jacques" <brian@varatouch.com>
To: "Datsun-Roadsters" <datsun-roadsters@autox.team.net>
Sent: Monday, April 29, 2002 7:07 PM
Subject: SU Questions
> Hello all,
>
> Sounds like the latest gathering was a blast. I really enjoyed the pics
that
> were posted!
>
> I have a couple of questions on the SU's for my 1600. First, on the SU
> Rebuilding 101 page it states that the when the chokes are closed they
seal
> with o-rings. Neither of my carbs had any o-rings whatsoever on them. Is
> there supposed to be one there?
>
> Secondly, there is a screw with a very large round (thumb-screw like) head
> next to the mixture adjustment on the bottom of the carb. It is held in
the
> carb body with a lock nut. It is pretty visible in the top picture on this
> page
> <http://www.garlic.com/~manly/cars/dats/supage.htm>
>
> The only thing it looks like it does is ram into the bolt that holds the
> float bowl on. Does this thing have a purpose?
>
>
> Best Regards,
>
> Brian St. Jacques
> Varatouch Technology Inc.
>
> [demime 0.97c removed an attachment of type image/jpeg which had a name of
Notebook.jpg]
>
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