50:1 with an appropriate oil.
Mixing ratio should be 50:1
A 50:1 ratio would be fine for a 1969 model 55 hp. This mixture is roughly, one pint of 2 cycle oil, to six gallons of fuel.
45 : 1
The 1976 model, 55 hp Evinrude outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 55 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The 1969 model, 55 hp Johnson outboard, requires a 50:1 ratio. One pint of 2 cycle oil, to six gallons of fuel.
The 55 hp model Yamaha requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
46.03
The 55hp Johnson outboard is designed to operate on a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
Hi .. the oil mix ratio for this motor will be 50 to 1 or 16 ounces one pint for every 6 gallons of gas.
35/55 = 7/11
10