[AT] Modern Gasoline

Stephen Offiler soffiler at gmail.com
Thu Aug 25 11:29:27 PDT 2016


This is interesting stuff, and it's the reason I posed the question.  I'm
not sure if I've ever seen one of these types of carbs.

SO

On Thu, Aug 25, 2016 at 12:49 PM, <rlgoss at twc.com> wrote:

> But there were actually several different designs of those carb/gas tank
> combinations that looked alike but operated differently. Some had a
> built-in settling bowl that the built-in gas pump had to keep
> full-to-overflowing for the engine to run.  The fuel pump was FOREVER going
> bad so I bought replacement diaphragms in lots of 10 so I didn't have to
> make a shopping trip whenever I needed one.
>
>
> Larry
>
> ---- Mogrits <mogrits at gmail.com> wrote:
> > Stephen,
> >
> > In a word: simplicity.The old Briggs carbs had no floats to get
> saturated,
> > no needle and seat to stick or wear out, no tiny passages and no float
> bowl
> > to collect crud to ruin the above mentioned parts. I guess they used the
> > entire tank as a "bowl". I realize they are limited in that the carb must
> > sit on top of the tank, but man, were they simple. If the motor wouldn't
> > start or run correctly, you just unscrewed the gas cap and looked in the
> > tank. If you saw water or trash in it, two bolts had it off and emptied.
> >
> > Warren
> >
> > On Tue, Aug 23, 2016 at 8:17 AM, Stephen Offiler <soffiler at gmail.com>
> wrote:
> >
> > > Hi Warren:
> > >
> > > Interesting.  From a purely technical standpoint, how is the old B&S
> > > venturi carb superior?
> > >
> > >
> > > SO
> > >
> > >
> > > On Tue, Aug 23, 2016 at 7:50 AM, Mogrits <mogrits at gmail.com> wrote:
> > >
> > > > Stephen, I have no idea, as I haven't left gas in one that long, but
> if
> > > > someone would mate the old Briggs and Stratton venturi carb (no bowl
> and
> > > > float) to the Honda OHV design with electronic ignition, they would
> have
> > > > the ideal small engine.
> > > >
> > > > Warren
> > > >
> > > > On Mon, Aug 22, 2016 at 12:45 PM, Stephen Offiler <
> soffiler at gmail.com>
> > > > wrote:
> > > >
> > > > > Do those Chonda engines run on 18-month old gas like the real
> thing?
> > > > >
> > > > > SO
> > > > >
> > > > >
> > > > > On Mon, Aug 22, 2016 at 10:24 AM, Mogrits <mogrits at gmail.com>
> wrote:
> > > > >
> > > > > > Charlie, that should indeed work as a replacement for him. I put
> one
> > > of
> > > > > > those on a Murray 20" push mower body to create what I call
> > > > > "Frankenmower".
> > > > > > Starts just like a Honda, and cuts through most anything without
> > > > > complaint,
> > > > > > including "monkey grass" or lariope. Some people have adaptor
> issues
> > > > > mating
> > > > > > them up, but the review section of the Harbor Freight page gives
> > > > > solutions
> > > > > > to almost all of those.
> > > > > >
> > > > > > Around here we call them "Chondas", as they appear to be
> knock-offs
> > > of
> > > > > the
> > > > > > Honda OHV design.
> > > > > >
> > > > > > Warren
> > > > > >
> > > > > > On Sun, Aug 21, 2016 at 6:47 PM, charlie hill <
> > > > > charliehill at embarqmail.com>
> > > > > > wrote:
> > > > > >
> > > > > > > Dick wouldn't this work as a replacement for the 5.5 vertical
> > > > > > > http://www.harborfreight.com/55-hp-173cc-ohv-vertical-
> > > > > > > shaft-gas-engine-carb-69731.html
> > > > > > >
> > > > > > > Charlie
> > > > > > >
> > > > > > > -----Original Message-----
> > > > > > > From: Dick Day
> > > > > > > Sent: Saturday, August 20, 2016 11:20 PM
> > > > > > > To: Antique tractor email discussion group
> > > > > > > Subject: Re: [AT] Modern Gasoline
> > > > > > >
> > > > > > > Several years ago, I converted our 15-year old Generac
> generator to
> > > > LP.
> > > > > > It
> > > > > > > always did start easy (electric start) but with LP I can
> connect it
> > > > to
> > > > > > our
> > > > > > > 500gallon LP tank if we ever got stranded by a blizzard.
> > > > > > >
> > > > > > > My other gas implements (push mower, 2 garden tractors, power
> > > washer,
> > > > > > > tiller) don't always start as easy even though I would let the
> gas
> > > > run
> > > > > > out
> > > > > > > in the fall.    My plan was to convert every gas engine we had.
> > > I've
> > > > > > also
> > > > > > > got a Troy Built sickle mower. That was next on my list to
> convert
> > > > > until
> > > > > > I
> > > > > > > discovered that there are no engines I can buy to replace the
> > > > vertical
> > > > > > > 5.5hp Briggs that's on there.  I don't think that converting
> it to
> > > LP
> > > > > > would
> > > > > > > necessarily hurt the engine but decided not to take a chance
> and
> > > > never
> > > > > > got
> > > > > > > around to the other engines. I retire next spring. Once that
> > > happens,
> > > > > > I'll
> > > > > > > get back on my LP conversion project.
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > On Sat, Aug 20, 2016 at 3:34 PM, Stephen Offiler <
> > > soffiler at gmail.com
> > > > >
> > > > > > > wrote:
> > > > > > >
> > > > > > > > I just pulled out my power washer and realized it has not
> been
> > > run
> > > > > > since
> > > > > > > > March 2015.  Half a tank of fuel still sloshing around.  On
> the
> > > > > > upside, I
> > > > > > > > am always careful to turn off the gas and run the carb dry.
> I am
> > > > > also
> > > > > > > > careful to add Sta-Bil as soon as I purchase gas.  We have
> > > ethanol
> > > > in
> > > > > > our
> > > > > > > > gas around here like in most places in the USA.
> > > > > > > >
> > > > > > > > It started on the first pull.  Literally.
> > > > > > > >
> > > > > > > > Engine is a 9HP Honda GX270 (I think).  I suppose there
> might be
> > > > > > > qualities
> > > > > > > > of the engine (strong spark, strong fuel vaporization in the
> > > carb,
> > > > > > > > whatever...) that help it run on crappy old gas.  Or
> something.
> > > > I'm
> > > > > > > still
> > > > > > > > shaking my head in amazement.
> > > > > > > >
> > > > > > > > SO
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