I don’t have a listing for serial numbers
but I’m guessing you motor is a 1946 – 47.
What is the model number above the
number you posted. That will identify
the year. The magneto on the pre WW-II
motors and the post WW-II motors are different.
Otherwise the motors are the same.
Tubs
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.