This part No. 304781 is only a cover found on 18-25 HP motors late 60's to about 1978 models. This is not a serial No. of your motor!
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.
1972
With that serial number it would be a 1986.
The year model of an Evinrude outboard engine is determined from the engine "model number", rather than the serial number.
Its a 1970 Evinrude Mate. 1.5 HP.
Model number 6303, would be a 1973 year model, 6hp Evinrude outboard.
That is a 1972 model.
To determine the year of an Evinrude outboard motor from the serial number 15036A 02271, you can refer to the manufacturer's serial number decoding charts. Generally, the first part of the serial number often indicates the model year, and for Evinrude, the model year typically corresponds to the first two digits or a specific code. However, to get the exact year, it's best to consult an Evinrude dealer or a dedicated outboard motor database for precise identification.
To determine the year of an Evinrude outboard motor with the serial number 16950, you would need to refer to the specific Evinrude model year charts. Typically, Evinrude serial numbers can be traced back to the year of manufacture based on the numbering system used during that time. Generally, earlier serial numbers correspond to older models, so a serial number like 16950 likely indicates a motor from the late 1940s to early 1950s. For exact identification, consulting an Evinrude dealer or an online resource dedicated to outboard motor serial numbers is recommended.
The serial number 0-12846194 indicates that the Evinrude outboard motor was manufactured in 1984. Evinrude typically used a format where the first digit of the serial number represents the year of production, and in this case, the "0" corresponds to 1984.
In order to determine the year model for a Evinrude, or Johnson outboard, the engine model number is used.