OMC (Johnson & Evinrude) have changed how they indicate the year in the model number several times.
If you are still having trouble, you are welcome to send us a email with your model and serial number / Johnson / Evinrude / BRP We have also included links to the OEM manufacturers part catalogs for you to know the factory OEM part numbers you are trying to replace. We have gathered all the manufacturers model and serial number code information here in one place as a resource for you to quickly determine the year of your outboard.
Every brand of outboard manufacturer uses their own code to determine the year of their outboards.