-------------- Original message --------------
From: Robert Lang <lang@isis.mit.edu>
> On Wed, 24 Oct 2007, Steve Kirsis wrote:
>
> > Randy, there is, for lack of a better term, a "plug" at the bottom of the
> > bowl. You can see it with a mirror. The "O" ring around this plug is
>probably
> > the culprit. Maybe some -one will tell us why the "plug" is there. Steve
>
> The "plug" is there because earlier versions of the carb had an
> adjustable jet. So the casting is the same as the old carbs, but we get a
> plug (and only fine tuning on the mixture - if there's any adjustment at
> all).
However, there is a version of the 175 Strombergs that do not have a plug on
the bottom. I got replacement bowls from Joe Curto (NFI). There is no hole in
the casting and no need for a plug. The source carbs may be from a mg.
Irv Korey
74 TR6 CF22767U
Highland Park, IL
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