That is a 1972 model.
The 5602R is a 1966 Evinrude
The year model of an Evinrude outboard cannot be determined from the serial number, but rather from the model number.
With that serial number it would be a 1986.
Model number 6303, would be a 1973 year model, 6hp Evinrude outboard.
Its a 1971
1972
Its a 1970 Evinrude Mate. 1.5 HP.
The year model of an Evinrude outboard engine is determined from the engine "model number", rather than the serial number.
1961 18 horsePower
In order to determine the year model for a Evinrude, or Johnson outboard, the engine model number is used.
Model 4263 was manufactured from 1939 to 1941.
what is value of an 1991 evinrude 48 hp outboard