fuel mixture question

[newbyonthe water]

i have inheritted a bunch or 9.9 and 15 hp evinrude outboards short shafts and i am not sure of the year but i think they are around late 90's.what is the fuel mixture for these motors,does it change with the year to year or hp?

 

[Mas]

Re: fuel mixture question

90's 2 strokes use 50:1 fuel/oil mix.