Re: 1982 johnson sea horse 7.5 hp
Yes thanks!
I suppose you are expecting somebody to tell you as well!
.
50:1 using a tcw3 oil
See
http://www.evinrude.com/en-US/Owners-Center/FAQ/OilAndFuel
Thats near enough 1 pint in 6 gallons
for smaller quantities
2.56 fluid ounces per US gallon
3.2 fluid ounces per UK (Imperial) gallon
20 mls per litre anywhere in the world except the USA
2% if you are a mathematician