Reply to thread

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.

Message: <blockquote data-quote="maintenanceguy" data-source="post: 475162" data-attributes="member: 24227">Without loading the boat I don't know how to know for sure.  It feels like 12 gallons of fuel is a lot in the rear of a 15' aluminum boat.Rule of thumb:  1 gallon of fuel per hour for every 10hp.  50hp outboard = 5 gallons per hour burned.  12 gallons = 2 hours at cruise speed plus a little reserve.   A 50 hp on a 15' aluminum should cruise around 30mph.    That's a 60 mile range on one tank.  I know I never travel that far in one day.  I have a 40 hp on a 17' aluminum.  I cruise around 26 mph.  I carry a spare 5 gallons just in case but have never emptied my 6 gallon tank.</blockquote>