First, ethanol will require twice the volume to produce the same power. As long as the price differential is favorable it's worth a try as long as you can always be sure of having a supply when you travel (however far that is). Carbs need bigger jets to pass the increased volume of alcohol needed for the mixture. vaporization is poor in cool weather so very hard to start. Next, consider what happens to alcohol prices/availability when food starts getting scarce due to fertilizer etc. Fuel production will be the first thing cut to produce food. Finally, wood gasifiers are a huge PITA to use. They were used some in Europe during the war years but one would have to be pretty desperate to go to the trouble. If you believe the system will remain intact enough that you will be able to buy bulk fuel and want something cheaper than gasoline, you might do the math on an E85 vehicle. You might be able to mix you own cheaper than buying at the pump, especially if the ethanol is untaxed. I'm not sure the price differential is enough to make up for the reduced energy content so quite literally YMMV.
First, ethanol will require twice the volume to produce the same power. As long as the price differential is favorable it's worth a try as long as you can always be sure of having a supply when you travel (however far that is). Carbs need bigger jets to pass the increased volume of alcohol needed for the mixture. vaporization is poor in cool weather so very hard to start. Next, consider what happens to alcohol prices/availability when food starts getting scarce due to fertilizer etc. Fuel production will be the first thing cut to produce food. Finally, wood gasifiers are a huge PITA to use. They were used some in Europe during the war years but one would have to be pretty desperate to go to the trouble. If you believe the system will remain intact enough that you will be able to buy bulk fuel and want something cheaper than gasoline, you might do the math on an E85 vehicle. You might be able to mix you own cheaper than buying at the pump, especially if the ethanol is untaxed. I'm not sure the price differential is enough to make up for the reduced energy content so quite literally YMMV.
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