I would like to know the fuel/oil mixture for a 1965 Merc 3.9 outboard
B buescher Recruit Joined May 25, 2005 Messages 1 May 26, 2005 #1 I would like to know the fuel/oil mixture for a 1965 Merc 3.9 outboard
Barnacle_Bill Admiral Joined Feb 8, 2004 Messages 6,469 May 26, 2005 #2 Re: Merc 3.9 1965 fuel/oil mixture According to an old manual I have. its 50:1.
