I was a dealer who introduced the hunter 25-2: Go to the menu button in the upper left and then pull up boat information. Select Hunter resources and pick 25 When you pull it up, there is information on two. The original hunter 25 was built in 1974-1984
chose one of the top manual selection on top for your boat. There is no information as to height inside but with the companionway opened up, there is standing headroom.
you have a lead encased shallow draft stub keel. It is not a water ballast sailboat. I should know that as the original plans for the first water ballast sailboat came from me.
Sailboatdata.com lists it as hunter-2.
I am trying to locate a legible brochure to post here
Options included trailer, wheel steering, roller furling, marine head, mainsail and wheel covers, etc.
I desijgned your mast raise system.