plane out

Hello fellow boaters, I have a 2005 Sundancer 280 with twin 4.7 Mercury Engines. I just encountered a very unusual problem and needed some help. My boat used to take off and plane within 30 seconds at around 3500 rpm, however, as of about a month ago this has stopped. When I floor the boat, it...

Set up is 2004 Sundancer 300. Twin 5.0 MPI's, Bravo III outdrives and 22 degree dual props. Boat seems to have a cavitation issue. The boat is under powered in my opinion with the 5.0's and certainly with more than 4 adults, full fuel, etc. Has always had a difficult time getting on plane...

Hey guys i have a 1978 srv 260 with twin 470s.. both engines run top knotch. My issue is with the cooling system one engine temperature gauge creeps up and up and up until i pull it back off plane. I can run them both at 2500 or less there fine as soon as it starts pushing water to plane it...

2004 Sundancer 300 with twin 5.0’s. I know this the the standard engine setup and the boat certainly isn’t overpowered. But, if I have full fuel and 6 adults on board, I can’t get the boat on plane. Literally drove for 2 miles last night before the right wave combination set me up to gain some...

So this is my first post on the forum. And my reasoning is for sharing an experience so if others have same situation they can learn the easy way instead of the hard way. So I bought my boat early this season from a DIY guy. Its a 1995 Sea Ray Sundancer 290 with twin 4.3L Mercruiser with Alpha 1...