50:1
The 1983 model, 35 hp Johnson outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
1983
The dry weight for this engine is listed as 248lbs.
Model number E20CRLCTE, would be a 1983 model, 20 hp Evinrude rope start.
The dry weight of a 1983 model, 40hp Mercury outboard, is 156lbs.
The best solution is the find a service manual for that motor. I have seen these in libraries and they are for sale on the internet.
The correct ratio for the Chrysler is 50:1 oil to gas.
Johnson engines from 1964 on are a 50/1 mixture requirement. Before '64 they were 24-25/1 mixture. Quite revolutionary of Johnson/Evinrude at the time, changed the industry, everyone followed suit shortly after.
The dry weight for an 1983 model, 80 hp Mercury outboard, is listed as 265 lbs.
it is 50 parts gas 1 part oil so around 1 pint for 6 gallons of gas
1983.
100kilos