I have a 1972 85esl72 Johnson outboard motor and I use a 50:1 ratio.
The fuel to oil ratio for a 1962 model Johnson outboard is 24:1.
A 1986 year model 30hp Johnson outboard uses a 50:1 fuel to oil ratio.
50 - 1
The 55hp Johnson outboard is designed to operate on a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The fuel to oil ratio for a 1988 model, 8hp Johnson outboard, would be 50:1, six gallons of fuel, to one pint of two cycle oil.
The 55 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1981 model, 35 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1992 model, 28hp Johnson outboard performs well on a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1971 model, 50 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1985 model, 50 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1975 model, 85 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.