40hp Merc 2 stroke oil/gas ratio?

ezbtr

Captain
Joined
May 1, 2002
Messages
3,074
I have a 40hp Merc outboard and I'm running 32.1 ratio as former owner did.(25 - 32.1 is range I was told), I havent yet got ser. # but he says he thinks motor is 1984 model. Does ratio sound right? Thanks, and I'm in process of getting manual, Heinz
 

ehenry

Commander
Joined
Jan 6, 2002
Messages
2,393
Re: 40hp Merc 2 stroke oil/gas ratio?

50:1 is the proper mix for that engine.
 
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