I vote for butyl tape. I am currently re-arranging my
lines to lead aft to the cockpit. Butyl tape seals instantly and there is no curing time. I am going to use it on my new
hatch install next week.
Good luck, montenido
__________________
1981 Catalina 30, "Sundance"
Channel Islands, CA
"There is no unhappiness like the misery of sighting land (and work) again after a cheerful, careless voyage."
Mark Twain