No, you must use 2 cycle oil for the mix with gasoline.
50:1 ratio
fuel oil mixture 40:1 a good rule is to mix all outboards no matter what horse power a pint to 5 gallons
A 1975 Chrysler 30hp outboard requires a 50:1 fuel to two cycle oil mix.
25:1
fuel mix for a 1972 ted wiliams 7.5 hp outboard motor
The fuel mix is 24:1
50:1
50to1
99% of the outboard motors need 50:1
the right mix is 50:1
50 to 1
50to1