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Stamped in the transom on rt.side
you find it on your butt
I HAVE A OUTBOARD C150ztXRU
To find the year model of a Mercury outboard, both the serial number, and the horsepower of the engine, are needed.
In order to find the year model for a Mercury outboard, the horsepower, in addition to the serial number, is needed.
To find the year of manufacture for a Johnson outboard, the model number, (rather than the serial number), is used.
Both the serial number, and the horse power rating are needed to determine the year model of a Mercury outboard.
as you are in the back looking at motor on left side on mounting frame
In order to find the year model of a Mercury outboard, you will need to know both the engine serial number, and the horsepower rating.
You can find the serial number for your bike on the frame of your bike. It is located on the right side between your handlebars and your forks or it will be on the top of your motor on the right side just before your right crankcase or your kickstart.
To find the year model of an Johnson outboard, the model number is needed. From the serial number posted above, I can see a 25 hp Johnson, that is all.
you can call the manufacture who made the equipment with a model number and serial number of that particular piece of equipment. for example in blower assembly or ac unit