bgreene - There's the one in CT with the ETEC, but I don't even think that boat has tabs (which is a requirement on the 25 seafari). I think that's about as close as you will get. There were only 80 25 seafari's built and they were all i/o's. 17 or so are accounted on this site.
http://www.classicseacraft.com/broch...production.pdf
Strick x 2 (both sold in CA)
cdavis
blueheron
bilgerat
bigshrimpin
captrod28 (crushed one LI dump)
fishstretcher
flyingfrizzle
Bigfluke/Navatek owns 4 in Hawaii
Twin engine Seafari in a field (nassau)
25 with ETEC in CT
GameOnSalmon's 25
Seafari 25 (canada)
Mo Fun (volvo diesel /290 duo) hawaii