The old outboard book shows that model 4364
with a serial number of 10001 or above is a
1942 Sportsman. I don’t have a picture of a
4364 and I could be mistaken, but I believe this
decal from a 4346 Sportsman is the same.
Tubs.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.