I’ve haven’t done one but I have heard others
have used this coil, grounding out the extra
plug wire lead.
Are you sure its bad Bill? This mag is well
known for having the spark return by taking
the points apart and giving them a good cleaning.
Doug Penn will have that primer lever.
Do you have the spring?
https://www.oldoutboard.com/
Tubs
.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.