There are so many resources for those interested in a Mainship 400. Below are some of my favorites.
Mainship Technical Bulletin on Electronic Controls
Mainship 400 Winterizing - Pathfinder
Steve Cyr's Stella Blue website archive - Steve sold his boat but the website lives on
Archive of photos of Mainship being built from Mainship - got these from someone;s posting who worked at Mainship
Mainship forum on TrawlerForum - great resource now that the Yahoo Group is discontinued
Mainship Owner Group on Facebook -another great place for Q&A on Mainships
America Great Loop Association - more Mainships do the Great Loop than any other model
Mainship Yahoo Group Messages - before this group was deleted I copied all 20 years of messages
Inverter/Charger Wiring Diagram - from Pathfinder new Inverter install 2025
