Airplane Fuel?

DY

Member
I own a 1956 JD model 60 (gas). Back in the fifties it was designed to run on leaded gasoline. I"ve been using unleaded car gas and putting in a lead additive. Aviation fuel is 100 octane with lead, called 100LL. Could I use this in my tractor? Would the high octane rating cause a problem? Thanks, DY
 
In this application. The only two advantages are #1 that the fuel will not gum, goo or varnish the fuel system. #2 The fuel will not attach any metal or gasket material.
 
I buy a lot of 100LL aviation gas and it is between five and nine dollars a gallon depending on which airport that you buy it so I don't think that this is a real good alternative. I have also had friends put in small tugg engines and have had a lot of trouble starting them with 100LL as a fuel.
 
Have a 54 model 60 that is a working tractor and have never used anything but regular gas in it. By that time they had the hard valve seats so no damage is being done to the valves.

Sixtys have a relatively low compression ratio, around 6.5 to one so will not spark knock on regular gas unless the timing is too far advanced.

Aviation gasoline won't hurt anything other than your pocketbook, it won't help either. Joe
 
Thanks guys for your information. I just wanted to know if it would work. Years ago I was told that regular car gas would work in an airplane if avgas wasn't available. DY
 
I have been running unleaded gasoline in my A John Deere for years. I never have had any problems with the tractor or fuel.
Those old tractors were over built and ran a low rpm.
I believe that the higher the octane raiting is the lower the BTUs per gallon is.=Less power.
 
I had a 36 B years ago. I could cultivate corn for an hour on 15 cents worth (one gal) of kerosene. Of course I had to start and stop it on gasoline. Does kerosene have lead in it? DY
 
Just bought 40 liters less than an hour ago. $1.77 a liter or $6.69 a US gallon.
Premium 91 at the pump is $1.34 a liter.
So for the little bit we use in the seasonal equipment. Such as the snowmobile, chain saws, lawn tractors, string trimmer, diesel starting engines etc.
100LL is a bargain when one doesn't have to worry about gum, varnish or gasket/rubber/plastic material deterioration from alcohol.
 
Buickanddeere had it right... There is no ethanol in the avation gas, so the gumming problems we all have using regular gas will go away. I'm buying it now for my small engines that use gasoline and putting it in them as the last fill up of the year. I still add marine grade stabil. Alcohol belongs in booze, not carbs...

Wayne
 
Here in central VA we are fortunate enough to have Ttwo stations that sell non ethanol gas. Its between .10 and .15 cents per gal higher than regular here. Just started to useing it so dont have any thing to report yet.
 
In Canada most if not all premium gas has no ethenol in it. Not suppose to stated on the pump. Shell anyways, 91 and 94 octane. Before knocking ethenol, where do you think all this corn is going to? And price....Ron
 
Pumps around here all say "May contain up to 10% alcohol".
With the exception of a local UPI station with 87 octane with and without alcohol.
 
I've run nothing but 10% ethanol in my gas farm machinery ever since it was available in the 80's without trouble. This includes a very overworked 4020 gas engine in a 105 combine and a 630 Deere that lugged away at a 6 row cultivator for many hot hours. I haven't had any of those old girls opened up since I don't remember when. Jim
 
You should not need the lead additive, and the octane should be fine. I would not worry about running the 10% ethanol unleaded gasoline.
 
I switched to the Ultra 94 sold at Sunoco, now Petro Can and UPI and my plugs have stopped fouling and all my small engines run better than before.
Ultra 94 contains up to 10% ethanol.
It is a good market for our corn.
Ken
 
Ethanol can contain up to 1 oz. of suspended moisture to a gallon. How's that good for any thing? I run 92 octane bp which has only 2% ethanol blend. That is the only thing that we can get our small equipment to run on.
 
Yes, this what I call "Modern" gasoline is very inconsistant, and old carburated engines have trouble dealing with it. Fuel injected engines atomize the fuel more and computerized timeing help them deal with it better.
 
I use boat gas. The only place I can get gas without ethanol is at the local Marina. Its 89 octane with no E. Hand starts seem to start easier with it.
 
No lead in kerosene, power fuel, diesel or LP.
How do those people purchasing "lead substitute" figure kerosene, diesel and LP engines survive without lead?
 
Love the smell of that AV -Gas. My buddie worked at the crop duster place. He would run airplane fuel in every thing. Truck ,motor cycle and even his boat motor. His 9.9 johnson would out run my 15 hp. He said that the fuel is a little dry. He would add a little 2 cycle oil to the gas. He ran it for years with no problems.
 
Around here in wisconsin we are fortunate enough to have a cooperative that delivers 87 octane with no ethenol for below pump price.....IF you fill out a state tax exemption form. my old tractors, chainsaws and lawn mowers seem to run alot better on 87 no ethenol.
 
x2 on this one...ALL of my snowmobiles, 2 strokes, 4 strokes or seasonal equipment gets either turbo-blue or av gas in it, it keeps and no worries about it breaking down and gumming things up, The only downfall is on low compression engines it makes them harder to cold start and in some cases can dry out the gaskets on diaphram type carbs.

junky
 
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