50:1 i use in mineits more protection for the engine and it works a lot better.
The 4.5 HP Mercury Outboard requires 50 to 1 fuel, to 2 cycle oil ratio. A mix of six gallons of gallons of fuel to one pint of oil is a good mix for the Outboard.
50to1
The 1987 model, 45 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
it is recommended for all fuel oil mix to be 50:1
50to 1 probably
-+ i have a 1987 20hp Mercury - mix is 50:1
50:1
The 1978 model, 80 hp Mercury requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons 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.
A 4hp Mercury outboard requires a 50:1 fuel to 2 cycle oil mix.
The fuel to oil ratio for a 1984 model, 50 hp Mercury outboard is 50:1. This is roughly one pint of 2 cycle oil, to six gallons of fuel.
The fuel to oil ratio for a 9hp Mercury outboard is 50:1, roughly one pint of 2 cycle oil, to six gallons of fuel.