what is the fuel mixture ratio for a 91 9.9 evenrude??
F flajughead1 Recruit Joined Jun 13, 2009 Messages 1 Jun 13, 2009 #1 what is the fuel mixture ratio for a 91 9.9 evenrude??
tashasdaddy Honorary Moderator Emeritus Joined Nov 11, 2005 Messages 51,019 Jun 13, 2009 #2 Re: fuel mixture ratio 50:1 87 octane fuel, TC-W3 outboard oil.
