rebuild 717

Howdy, I posted on this thread a few years ago when I came across a 1995 seadoo xp 717, for only like $100 or something super cheap. I was only a Jr in highschool and athletics took my budget for the pwc away(it needed lots of tlc but it had sat for 3 or 4 years already). Just now getting back...

Bought this pwc 2 years ago for a lake vacation. It ran fine for 3 days and died. Had FullBore bore the cylinders and proceeded to rebuild the top end. The bottom seemed fine according to father-in-law (he's been turning wrenches for 60 years). I am 2 years new to pwc's. I also have a 1993 XP...