I own a 1969 Johnson 25 Hp model 25R 69D and the correct ratio is 50:1. Hope this helps!
The fuel to oil ratio for a 1962 model Johnson outboard is 24:1.
Fuel /oil mix is 50:1
50 to1
50 to 1
How Old? I have a 1980 2HP Johnson. The Ratio is 50:1
Fuel /oil mix is 50:1
My twin cylinder 1965 Johnson 3hp uses a 50:1 gas:oil ratio.
50:1
40:1
50:1
I wish I knew!
I have a 1976 Johnson 115 and the ratio I use is 50 to 1. Rob, Dallas, TX.