Gas oil mixture 1957 sport twin

[Lobsta50]

All<br />I have a 1957 sportwin 10 hp Evinrude. Gas and oil mixture. I have read several suggestions on mixtures. 20-1 24-1 30-1 etc. Can anyone please give me the correct mixture.<br />THanx<br />Lobsta

 

[Paul Moir]

Re: Gas oil mixture 1957 sport twin

24:1<br />That's 1 quart of oil to 6 gallons of gas. Use TC-W3 rated outboard oil and 87 octane gas.