I use one on a 7000LB 28ft Marinette Express (aluminum) and
I would say that it does work hard at times to
control the boat.
So a boat your size would be near the limit, just be
sure to use it a lot before the warranty expires, in
case there is an issue.
Donn.
EMail offline for more info:


David Carrick wrote:

Has anyone had experience with a RayMarine Sport Pilot Plus on a 9000
pound modified vee hull ? Steering is quite well balaced at cruising
speeds. Have not measured the torque on the wheel but don 't feel I am
fighting it.