1997 Wave Venture 1100 power loss

IcantDo55

Petty Officer 2nd Class
Joined
Jul 6, 2004
Messages
112
Pulled ski out of storage yesterday pulled plugs turned it over to move around fogging oil replaced plugs with new ones started her up. Ran great. Took to water and put it in started up and it ran great, 50+mph and smooth. About an hour of riding later the motor had little different sound and seems to have lost top end power. Not only does 40 with it wide open. I check under and nothing sucked in there so I had a few mile ride home so on the way I noticed that if I kept it at 3/4 throttle it would hit 45or so but open up the throttle any more and it went back down to 40.

What are these problems indicating?

When I got home and flushed it off I noticed that quick rev of the motor I could see exhaust exiting somewhere behind motor about where the exhaust coupling is. Never noticed that before. That mean anything?

Thanks!
 
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