I use it to clean parts.
Ethanol free gas will last a lot longer than the 10% ethanol blend.
To me, it is not worth the risk of gumming up a carb with varnish.

Just my .2% thoughts.
Don


1967 GMC 9500 Fire Ladder Truck
"The Flag Pole"
In the Stovebolt Gallery
1946 2-Ton grain truck
1946 3/4-ton pickup,
1953 1-ton pickup
1957 1-ton flatbed dually,
1954 Pontiac Straight Eight
Of all the things I've lost in my life, I miss my mind the most!