i know that the roommates 600 1988 shadow was the same carbs as my 1200 1986
GL... just half as many... i would look at other honda bikes from that era
(plus or minus 3-5 years) make shure to get lots of pictures to make shure
you get what you actualy need

On Wed, Jul 14, 2010 at 5:15 PM, David Cummings <
david.logan.cummi...@gmail.com> wrote:

> Yeah, it's my understanding that in a CV carb the vacuum diaphragm
> does most of the work - raising the needle to let more fuel flow
> through the main jet when vacuum is increased by opening the butterfly
> with the throttle...
>
> I'd guess you'd have poor throttle response with a torn or worn out
> diaphragm, ultimately to the point that you wouldn't get any response
> if the diaphram was absent or completely torn through.
>
> -Dave
>
> On Wed, Jul 14, 2010 at 5:05 PM, Kyle Munz <kyle...@gmail.com> wrote:
> > Someone who speaks carburetor better than me will have to answer that
> one. I
> > know the diaphragm controls raising and lowering the needle into the
> intake
> > to adjust the air/fuel mix or flow or something. How it works with or
> > without it I'll let someone else guess.
> >
> > -Kyle
> >
> >
> > On Wed, Jul 14, 2010 at 4:01 PM, Laran Evans <laran.ev...@gmail.com>
> wrote:
> >>
> >> Will do.
> >>
> >> Any idea what the symptoms of a torn diaphragm would be? I was
> >> surprised to see the tear because I didn't notice anything while
> >> riding.
> >>
> >> On Jul 14, 1:59 pm, Kyle Munz <kyle...@gmail.com> wrote:
> >> > I'm not sure how interchangeable the 550 stuff is with the 650 and
> 700s
> >> > but
> >> > I would look into it. I'd keep an eye on eBay and see if there are any
> >> > salvage yards within a hundred miles of you. I do occasionally see
> >> > entire
> >> > rebuilt carbs on eBay for a couple hundred $. Again, those are usually
> >> > for
> >> > 650s and 700s but something worth watching. I just don't think any
> sort
> >> > of
> >> > patch job on that diaphragm will be flexible enough or reliable enough
> >> > for
> >> > it to work.
> >> >
> >> > -Kyle
> >> >
> >> >
> >> >
> >> > On Wed, Jul 14, 2010 at 3:52 PM, Laran Evans <laran.ev...@gmail.com>
> >> > wrote:
> >> > > Replace the whole throttle valve or just the seal? Where could I
> find
> >> > > a replacement? Bikebandit doesn't have any in stock, and they'd be
> >> > > $110 if they were. Can I use one from another model bike?
> >> >
> >> > > On Jul 14, 11:09 am, Kyle Munz <kyle...@gmail.com> wrote:
> >> > > > Replacement
> >> >
> >> > > > -Kyle
> >> >
> >> > > > On Wed, Jul 14, 2010 at 12:55 PM, Laran Evans
> >> > > > <laran.ev...@gmail.com>
> >> > > wrote:
> >> > > > > What's the appropriate way to fix this?
> >> >
> >> > > > > Here's a link to a picture of the tear.
> >> > > >
> >> > > > > >
> http://picasaweb.google.com/lh/photo/CxUws4MM8T-5ViDoCyreTg?feat=dire.
> >> > > ..
> >> >
> >> > > > > Thanks.
> >> >
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