Welcome to the new Wizard Outboard Forum.
I have a 1956 Powermatic 12 for sale.
Been in a barn for years.
Really don't know what its worth,just stummbled on this forum from doing a search,triing to find out what it's worth
Located in U.P. Michigan
A Powermatic 12 sold on ebay this week for $175 plus shipping. It seemed to have been in average shape.
Thanks for looking,