Seeing a lot of ethanol problems. No additive will totally prevent it. It is better to be safe than sorry. Test the fuel before you put it in your boat. Takes only a minuet. http://www.fuel-testers.com/index.html
_________________________
“The world will not be destroyed by those who do evil, but by those who watch them without doing anything” Remember what He has done and remember that He is not done yet! GOD IS GOOD