2.5Oz per gallon of gas
It is a 50:1 ratio, that is 1 pint to 6 gallons
A 175hp Mercury outboard requires a 50:1 fuel to oil ratio.
2%
50:1 or 16oz of oil to 6 gallons gas
If manufactured after 1965, an 80 hp Mercury outboard requires a 50:1 fuel, to 2 cycle oil ratio.
My 2003 3.3hp outboard motor is 50:1 mixture.
The 4 hp Mercury requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.
I have been running mine on a 50:1 ratio for a few years now, and have never had a problem
50:1 Oil to gas ratio
it's 50:1
mix 50:1
50:1