scupper valve

Hey folks. New here. Just got myself a 97 speedster twin 85s. I have a bad scupper valve. As water comes in when I’m sitting still. My research from forums say I need scupper valve. But the only thing I can’t find is how to change it or where it is even located. I am pretty good at DIY. but...

hello there, When i took my recently bought 2008 seadoo speedster 155hp and then took it out on lake windermere about a month ago it was a blast... nice wake (excluding jet wash), very fast (54mph on gps as for the performance parts), loverly handling, overall just a great well built boat...