Asking Model and year for my engine

Hi guys, i want to know what model and year for my engine yamaha outboard with serial number : 66T-X-730257T.
Please email me at: s_wuisang@hotmail.com
THx

[boats.net]

We would need the model number for model information.

You should be able to look at the little black and white plate on motor and the top number should be your morel #