carbs jetting

Hey everybody, I have a 1995 seadoo xp 720, my motor is stock with rebuilt carbs and all fuel lines replaced etc. I am looking at buying a spec 2 factory pipe with the ECWI. I have heard a lot of things, about this pipe. -you can run stock just fine -need aftermarket flame arresters -need...

I have a 1998 seadoo xpl 951 that i need to rejet i have a r&d flame arrester,R&D intake grate and ride plate,Tdr baffled water box, and solas 15/20 impeller and the engine is .25 over what jets and carb setting do you recommend im in Indiana about 700ft over sea level.

I just put new carbs in my boat ( 97 challenger with a single 787) and a new SBT motor. I was checking my jetting and found in the new carbs (super bn 40) a 140 mag main and a 142.5 main in the pto. I checked my old carbs that ran great with the exception that they flooded the engine when warm...