do all I/O have some kind of exhaust flapper valve at the transome are?:confused:
B boat4fishin Cadet Joined Jun 16, 2010 Messages 20 Jun 17, 2010 #1 do all I/O have some kind of exhaust flapper valve at the transome are?
83Evinrude Petty Officer 1st Class Joined Sep 3, 2008 Messages 290 Jun 17, 2010 #2 Re: exhaust I believe all Mercruisers do but the later model Volvo's discontinued them. http://www.marinepartsexpress.com/jpg/Flapper Parts Bull.jpg
Re: exhaust I believe all Mercruisers do but the later model Volvo's discontinued them. http://www.marinepartsexpress.com/jpg/Flapper Parts Bull.jpg