Tracker, that sure doesn't sound like a lot for a four stroke motor. Your boat must be very heavy, or using the wrong prop...
Originally Posted by Tracker99
I can get about 14-16 miles on my 40 merc 4 stroke with a 6 gallon tank. Depends on what speed you go and weight in the boat too. I now carry an extra 3 gallon tank if I’m going on a big lake. A 9 gallon will not fit the dimensions of my rear compartment