I have a 1978 Cessna 182 which I took out for a cross country joy ride this weekend. This 182 has the 80 gallon tank, with 75 usable and 5 unusable.
Before departing, there was 29g in the left tank, and 30g in the right, for 59g total. When I got back, I put 48 gallons in it, which means there...