[Shotimes] Cold Weather MPG
Paul Nimz
niks@dlogue.net
Sun, 19 Jan 2003 05:03:47 -0600
Living in a state that uses gasohol almost exclusively I can say it is a
good fuel system cleaner and it keeps the water out of your gas. I do get
about 2 mpg less with it. I can't say there is a performance hit as long as
there is ample fuel pressure and large enough fuel injectors to provide more
fuel. I feel the extra O2 in the exhaust tells the PCM to enrich the
mixture hence the lower fuel mileage. I would rather not use it but the
fuel supply system in Illinois is pretty well politically tied....
Paul Nimz
'97 TR SHO
'93 EG mtx SHO
----- Original Message -----
From: "Ron Porter" <ronporter@prodigy.net>
To: <shotimes@autox.team.net>
Sent: Sunday, January 19, 2003 2:45 AM
Subject: RE: [Shotimes] Cold Weather MPG
> Gasohol is what I call "crap" fuel. The SHO doesn't need the octane, and
the
> only thing that alky in gas is good for is getting the octane
> up...........and putting more $$$ into ADM's coffers (fine if you're a
> stockholder, I guess)
>
> Alcohol only has about 40% of the BTU per volume that straight gasoline
> does, so when you run the typical 10% gasohol, that gas only has 94% of
the
> BTU level of pure (or what I call "real") gasoline. That affects both your
> mileage AND performance.
>
> In my observation, since all three of the SHOs I've owned have run just
fine
> on 87 octane, running 87-octane "real" gas will give you better
performance
> and economy than 90-94 octane gasohol.
>
> Higher octane is only to prevent pinging. If your car doesn't ping, higher
> octane is a waste of money.
>
> Ron Porter
>
> -----Original Message-----
> From: shotimes-admin@autox.team.net
> [mailto:shotimes-admin@autox.team.net]On Behalf Of Ron DeReus
> Sent: Saturday, January 18, 2003 10:32 PM
> To: shotimes@autox.team.net
> Subject: RE: [Shotimes] Cold Weather MPG
>
>
> Ok, then, what is everyone's feelings about gasohol? Being the
corn-grower
> supporter that I am, and gasohol having 90-91 octane while being the same
> low price as 87 octane unleaded, this is what I have used exclusively for
> years in all my vehicles. I use premium in the SHO for a while when I
first
> bought it until the list said it was unnecessary.
>
> Ron D.
>
> -----Original Message-----
> From: shotimes-admin@autox.team.net
> [mailto:shotimes-admin@autox.team.net]On Behalf Of BJamesjr@aol.com
> Sent: Friday, January 17, 2003 10:56 PM
> To: shotimes@autox.team.net
> Subject: Re: [Shotimes] Cold Weather MPG
>
>
> <PRE>I wonder if some of the perceived difference in mileage isn't due to
> different gasoline formulations used in different seasons. I have
mentioned
> in the past how much better mileage I got on the interstates across New
> Mexico than I get on the freeways around Dallas, and I was told that it
was
> due to different gasoline formulations used in the big city (Dallas) vs.
> what
> they sell out in the middle of nowhere in New Mexico.
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