porpoising

Just recently purchased a 2004 Speedster 200 310HP. My previous boat was a 2000 Challenger 1800 with a 210HP Mercury Sport Jet... and when I bought that boat (12 years ago)... it used to porpoise very badly, even in fairly calm water... so I immediately found some articles about a guy in...

Made a wedge for my xp and decided to make a pair for my 98 speedster. Only difference in design when I made a pair for my boat verse for my ski was to unincorporate the two little bilge holes in the top of the wedge. Anyways I made a pair of 3 degree wedges and flipped them upside down. This...

I just purchased a 2006 Speedster 200 and love it but hate the porpoising. It makes us travel at only about 1/3 speed for comfort. I have read the forum and searched online for options to prevent porpoising. I know that BRP made a plate extension part number 295500986 but I can not find it...