I picked up a gallon of Yamalube 20W40 by mistake. Is it possible to run that in my F50 outboard?
JGator Petty Officer 2nd Class Joined Apr 14, 2012 Messages 122 Apr 5, 2021 #1 I picked up a gallon of Yamalube 20W40 by mistake. Is it possible to run that in my F50 outboard?