[Fot] HS6 float bowl attachment bolt

[rkramer3 at austin.rr.com]

Nope, it won't work, the shoulder is too long and any vibration means fuel frothing. 


---- Duncan Charlton <duncan.charlton54 at gmail.com> wrote: 
> Greg,
> 
> In the short term you might be able to get the bolt as an AN aircraft 
> bolt from an Fastenal (they have a few locations in Austin). AN hardware 
> is typically grade 5 and includes shouldered bolts, close tolerance 
> bolts, etc. including some pretty unusual shapes and sizes.
> 
> Duncan
> 
> On 2/17/14, 12:01 PM, Greg And Alison Blake wrote:
> > Eagle eye Pops caught a serious oversight on my part the other day. We were
> > working on safety improvements on the 3 and he happened to look under the
> > hood. The rear float was dangling by the fuel supply and safety wired jet
> > tube, the bolt that attaches it to the carb body was missing. This might
> > explain the slight miss I experienced on the last few laps at TWS in
> > December.
> >
> > I heard from a few tractor motor racers that they have had a similar issue. So
> > questions for the list:
> >
> > How many have found this problem?
> > Where did the bolt shear?
> > What did you do to keep it from happening again?
> >
> > BYW. Mine sheared just inside the threads of the float so I get to try and use
> > an ease out to save the float bowl. Luckily Pops had a spare float bowl to put
> > in service for this weekend. The bolt looks like a grade 5 7/16-20 x 2". I
> > think the factor bolt had a shoulder diameter that matched the carb body. That
> > might help support the bolt by reducing the length it cantilevers from its
> > support point. I don't know if the original bolts are available.
> >
> > Thanks in advance.
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