As for the hull no difference. The problem is replacing the cap with one that fits that would be correct for a center consol. If I were to do that project I would customize your cap to look like the Savage design. Less work and you get your CC helm.
http://www.classicseacraft.com/23Sav...ifications.htm
FellowShip [img]/images/graemlins/smirk.gif[/img]