From: Greg Anderson (glanderson@alltel.net)
Date: Thu Sep 29 2005 - 18:53:05 PDT
Speaking of varnishing,I picked up some M880's out of South Carolina that
wouldn't run because the fuel tanks and lines were varnished up.The bottom
of the tanks have a 1/4 inch of tar looking stuff in them.Is there anything
that will clean this out without eating up a plastic gas tank?Thanks,Greg
----- Original Message -----
From: "ygmir" <ygmir@onemain.com>
To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
Sent: Thursday, September 29, 2005 12:41 PM
Subject: Re: [MV] Generator - bad gas
> HI Harry,
> My understanding is:
> Low octane isn't the issue with bad gas. Low volatility/varnish is. Octane
> only relates to the burn rate, and, ease of ignition, of said gas. The
> higher the octane, the slower it burns,and, the harder to ignite, allowing
> for more advanced ignition timing, and higher compression the engine can
be
> without pre-ignition (knock/ping).
> So, it would seem, unless higher octane gas is more stabile, there would
be
> no advantage, since, lower octane fuel will ignite easier.
> I'd say it's the loss of 'volitile' components that makes the gas go bad,
> along with water and varnish formation.
> Just some random thoughts.......
> Henry
>
> ----- Original Message -----
> From: "Dev Null" <devnull2@earthlink.net>
> To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
> Sent: Thursday, September 29, 2005 8:39 AM
> Subject: Re: [MV] Generator - bad gas
>
>
> >A while back I owned a motorhome with a big Ford 460 engine (with 4bbl
> >carb) that burned regular octane gasoline. I would always store the
> >motorhome in a barn over the winter (November -> April). A mechanic once
> >told me to fill the fuel tank to the top with high octane gasoline on my
> >last fillup before storing it. Every spring that old 460 started up just
> >like it was run yesterday.
> >
> > After my last trip I stored the motor home for about thirty months
before
> > selling it. Again it started right up without a hitch (after thirty
> > months). The new owner drove it away with a tank full of three year old
> > gas.
> >
> > According to that mechanic, as gas ages, the octane rating decreases so
> > storing a vehicle filled with high octane gasoline gives the gas some
room
> > to age and still be useful. I believe the product Stabil 'stabilizes'
the
> > octane.
> >
> > Additionally filling the tank completely helps reduce water
condensation.
> >
> > I also use high octane gas in my lawn mower and my oil-mix weed trimmer
> > and chain saw. I leave the gas in the tanks all year long. Some times
> > the oil-mix gas is used over two or more years (depending on how many
> > trees get knocked down over my driveway by wind and ice).
> >
> > harry
> >
> >
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> >
>
>
>
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>
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