Jul 17, 2019 · Porpoising can be controlled by moving the COG (move weight forward), realigning the thrust axis (raising and/or tilting the motor) or applying force to change the center of …

Dec 31, 2022 · Porpoising is less about prop and more about weight distribution, hull design, engine weight, lack of trim tabs.

Jan 12, 2019 · Cant stop flats boat from porpoising Jump to Latest 22K views 61 replies 26 participants last post by Tanandrews4 May 17, 2025 Tails up Discussion starter

Aug 10, 2024 · Hey Yall. im having a little trouble getting my skiff dialed in with respect to props/rpms/porpoising. When tucked all the way in, im at about 1 degree of negative trim …

Jun 22, 2020 · Have you tried a stern lifting prop? I have a tiller steer boat and I believe all the weight in the rear contributes to the porpoising. I switched to a stern lifting style prop and that …

Jan 1, 2012 · The slow porpoising is tolerable, but why tolerate it at all if it can be cured. I did notice on some new john boats that they come from the factory with a two inch wide by ten …

Jun 23, 2013 · To control porpoising, move weight fwd, raise and tilt the motor, fiddle with trim tabs and cav plates. A well designed and balanced hull, properly powered should not porpoise …

May 22, 2010 · OK, so I take my 13' Gheenoe to the water today using the same 8 hp that I had on a 94 13' Gheenoe and I arrange everyting the same way I had it in the 94 but this one …

Jan 22, 2022 · It's more about sharing some findings on advanced boat hull designs that may be of interest to micro skiff and flats skiff builders in general. Most modern day flats skiffs (or older …

Apr 19, 2009 · I am experiencing quite a bit of backsplash, and at higher speeds I begin porpoising dramatically (got a little scary until I dropped the throttle back). Since I am new to …