The 1969 model, 80 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
50 : 1 is the correct fuel mixture
What is the fuel to oil ratio for a mercury 9.9 hp 2 stroke engine?
For the Mercury 9.9 Two Stroke Engine it is 50:1...
Mercury outboards prior to 1966 use a 24:1 fuel to oil ratio.
A 4hp Mercury outboard requires a 50:1 fuel to 2 cycle oil mix.
I have a 1999 Mercury 2stroke 5HP outboard and the owners manual states 50:1 Gas/Oil mixture.
The mixture you are looking for is 50:1.
-+ i have a 1987 20hp Mercury - mix is 50:1
50:1 ratio which is 1 pint to 6 gallon of fuel
Metering the air/fuel mixture always looking for that "sweet spot", 14.7 to 1.
The 7.5 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
A 50hp Mercury outboard, requires a 50:1 fuel to 2 cycle oil ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.
old gas or fuel mixture needs adjusting
25:1 for break-in, after that 50:1
A 35 hp Mercury 2 stroke, requires a 50:1 ratio, one pint of 2 cycle oil to six gallons of fuel.
Mercury outboards, 1966 and up, require a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
The recommended fuel/oil ratio for a 1972 model 65hp mercury is 50:1, roughly six gallons of fuel to one pint of2 cycle oil.
A 115hp Mercury outboard boat motor has a fuel to oil ratio of 50 to 1. This translates to 16 ounces of 2-cycle oil to every 6 gallons of fuel.
Probably 50-1 is the correct mix, but! You do not provide the year, so I suggest you call your local Mercury dealer to be 100% sure. Fuel/Air mixture is critical. Also ask about which octane fuel you should use. it may require 89 octane fuel.Probably 50-1 is the correct mix, but! You do not provide the year, so I suggest you call your local Mercury dealer to be 100% sure. Fuel/Air mixture is critical. Also ask about which octane fuel you should use. it may require 89 octane fuel.
The 120 hp, Force / Mercury outboard, requires a 50:1 ratio, one pint of 2 cycle oil to six gallons of fuel.
A 15hp mercury requires a fuel to oil ratio of 50:1, roughly one pint of 2 cycle oil, to six gallons of gasoline.
The 2.5 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
1 qt to 12 gallon of fuel
A 3.3 hp Mercury outboard for 2007, requires a 50:1 fuel to oil mix. This is roughly 1 pint of 2 cycle oil, to 6 gallons of fuel.
The 1981 model 9.8 hp Mercury outboard requires a 50:1 ratio, this is roughly 1 pint of 2 cycle oil, to 6 gallons of fuel.