Re: Evinrude Model 39A?

[Tubs]

At one time there was a tag on the gas tank that would identify
your motor if the tank wasn’t moved from another motor.
Click on this link and it will give you some information
about these things. Click on "Volume 2, Issue 3" and
scroll down to the chart that shows what parts were
used each year with the understanding that parts can
get moved from motor to motor over time .

http://www.pfs-ware.com/rbmj/

A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.