i have a 1990 stratos bass boat that used to belong to my father he bought new. the boat has sat 5 + years i was interest in getting it back on the water. engine mechanically run great after fresh fuel filter clean and tune up. now i need to figure out why this one left hand upper bolt pulled out, so we remove part of the jack plate to get a better look at the hole and the lower portion of the hole is hard and upper portion is soft like its soft and rotten whats the best repair for something like this? seacast or could i patch this somehow we didnt remove the trim cap behind the engine probably get into that this weekend and see whats there the rest of the bolt holes look fine except this one. he told me when he boat the boat it never had a jack plate he bought it and had a local shop install it