apparently I have read it to be 51 lbs.
1981
50:1
The dry weight of a 1981 Evinrude 140 is between 365 and 370lbs. depending on the model.
E15RLCIS, is a 1981 year model, 15 hp Evinrude outboard.
50:1
The 1981 model, 70 hp Evinrude, requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
Between 180 to 190 lbs depending on model.
Its 32:1
1981
A 1981 model, 140 hp Johnson outboard requires a 50:1 ratio.
Its a 70 hp electric start long shaft 1981.
A 25 hp Mercury outboard, serial number 5848745, is a 1981 year model.