The 1981 model, 35 hp Evinrude requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.
The 1981 model, 70 hp Evinrude, requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
A 15 hp Evinrude, model number RCIS would be a 1981 year model.
50:1
1981
50:1
The dry weight of a 1981 Evinrude 140 is between 365 and 370lbs. depending on the model.
1981
The Evinrude 7.5 hp motor with the model number E8RLCNR and serial number E0031756 is from the year 1981. Evinrude model numbers generally provide information about the engine's specifications and year of manufacture, with the "8" in the model number indicating the horsepower and the "R" indicating it was produced in 1981.
E15RLCIS, is a 1981 year model, 15 hp Evinrude outboard.
Between 180 to 190 lbs depending on model.
Mix it 50:1. That's a pint of two cycle oil per 6 gallons of gas.
300 pounds