20/1
50:1
The 20 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
50:1
50:1
50:1
What is the fuel to oil ratio for a mercury 9.9 hp 2 stroke engine?
50:1. 16 ounces oil to 6 gallons gas
50:1
50-1
50:1
The 7.5 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.