> <<Avgas and JetA weigh in at 6#/gal, water is 8ish, I would guess oil is > closer to 6, maybe a bit more. A big bucket swinging around on a wet > oily wing seems to weigh a TON!>> > For flight planning purposes, avgas weighs 6 pounds per gallon and engine oil weighs 7.5 pounds. Or so said the FAA when I went to ground school. Of course, standard passenger weight was 170 pounds in those days and just recently that number was raised since the percentage of obese passengers has gone up. Way up.
BTW, the oil tanks in a Grumman Goose hold 14 gallons per side. RLE
