I recently purchased a 70 HP Merc of unknown vintage, The serial number is on a plate on the right leg of the mount. Help me figure it out please!
![20230710_142532[1].jpg](https://forums.iboats.com/data/attachments/384/384256-940a020dd7b91425a83e5d73d2e03fe5.jpg "20230710_142532[1].jpg")