Its is a 1980
Model number decoder:
* 15 (the HP) * 80 (the year; e.g. 1980)
.G
www.argoboat-ny.com
1992 Evinrude 15 horse manual start.
It is a 1990 15 horse manual start evinrude.
That model number would be for a 1984 10 horse evinrude. If it is a 15 horse now than someone has replaced the original powerhead.
A 15 hp Evinrude outboard, model number E15BACEC, would be a 1989 year model.
A 15 hp Evinrude outboard, model number 154040 would be a 1974 year model.
A 15 hp Evinrude, model number RCIS would be a 1981 year model.
1991 model, 15 horsepower
1974
1978
E15RLCIS, is a 1981 year model, 15 hp Evinrude outboard.
A 15804b is a 1978 motor.
Model year 1990