Yes, but your traditional trawler won't even cruise at 8 or 9 knots, most won't even cruise at close to that. (displacement hulled 60'<).
Another question, have you checked the bilge to make sure it's not holding a lot of water? What is your location? If you're in cold water, it...
I have experienced the Sunseeker gelcoat issues and that is true. Aside from that I've found the Sunseekers to be well built, they perform and...
I have seen them leak between the plexiglass and the hatch many times as well. Usually though the dogs in the plexiglass keep that pressured down...