First off, for your NFM ports
, you need a tap of the right size to clean up the threads in the trim ring studs. Also need to clean the bedding surfaces with acetone to get the oil
I'm in the middle of replacing the 6 opening ports
on my boat. Probably next year I'll get to the fixed windows (here's what an Irwin
39 looks like
Because of some structural issues, I'm probably going to reduce the size of the openings.
For your fixed lights, you might want to consider glassing over the openings, cutting new opening using something current
that has a compatible shape.