[AT] unleaded gasoline/"winter gas"???

[Richard Fink Sr]

I belive that is true. Most cars gas mileage drop in the winter i think 
from the mixture what ever it is.
R Fink




At 08:55 AM 12/4/2005 -0800, you wrote:
>This gasoline talk raises a question that came up last week...    It gets 
>pretty cold in my neck of the woods and a local chainsaw/lawnmower 
>repairman said our gas is "winterized."  He says they put more butane in 
>the winter gas for more volitility and easier starting.  Never heard 
>anything like that!  Is there any truth in it?    John W.
>
>
>
>
>At 01:19 PM 12/03/2005, you wrote:
>>Thanks, Gene.
>>         That is pretty much what I had been thinking.  I was just 
>> wanting some opinions to hand to by brother.  He had been buying 
>> gasoline from a local supplier that delivered a lead substitute in the 
>> gasoline for regular burners.  That supplier sold out and the new owners 
>> will no longer supply the fuel with the additive premixed.  Personally, 
>> I always thought that supplier was just pulling the wool over and his 
>> customers were probably only paying for some red dye.
>>
>>Ron Cook
>>Salix, IA
>>
>>Gene Dotson wrote:
>>>     Ron;
>>>     All tractor and automotive engines built since 1972 are
>>>designed to run on unleaded fuel. They will likely run longer
>>>because of the lack of contaminants from the lead additive in
>>>the fuel. The primary need for lead in the older fuels it to
>>>bring the octane level high enough to prevent detonation in
>>>higher compression engines. Modern fuel are formulated to meet
>>>this octane requirement by other means. The primary concern to
>>>using unleaded fuels in older engines was erosion and wear to
>>>valves and valve seats. Most engines by this time that are in
>>>regular use have had the valve seats and valves replaced by
>>>special alloy parts, such as Stellite, that resists the heat and
>>>wear.
>>>     For your tractors I would just add fuel and not give it a
>>>second thought.. John Deere has used the Stellite parts since
>>>the mid 50's.
>>>                     Gene
>>>
>>>
>>>----- Original Message -----
>>>From: "Ronald L. Cook" <rlcook at pionet.net>
>>>To: "Antique tractor email discussion group"
>>><at at lists.antique-tractor.com>
>>>Sent: Friday, December 02, 2005 11:21 AM
>>>Subject: [AT] unleaded gasoline
>>>
>>>: Opinions please.  2510, 3010, and 4020 John Deere gas
>>>tractors.  Working
>>>: tractors, not parade tractors.  Are they going to hold up on
>>>unleaded
>>>: gasoline or do they need some lead from time to time?
>>>:
>>>: Ron Cook
>>>: Salix, IA
>>>:
>>
>>_______________________________________________
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>>Remembering Our Friend Cecil Monson 11-4-2005
>>http://www.antique-tractor.com/mailman/listinfo/at
>
>
>                    In the wide-open spaces of NE Oregon
>
>
>
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