// Identification Tool
Serial Number Decoder
Enter your outboard motor's serial or model number to instantly identify its production year and technical family.
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Select a brand first.
Where to find your serial number
Mercury
Usually on a plate on the starboard side of the transom bracket or a small sticker on the engine block.
Yamaha
Look for a rectangular sticker on the port side transom bracket. The year letter is in the bottom right corner.
Johnson/Evinrude
On a plate on the transom bracket or a freeze plug (silver disc) on the engine block.