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my 1991 yamaha superjet just wants to keep jumping out of the water over half throttle does anyone know what could be causing this and how to fix it
1991 superjet is unstable at over half throttle??
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Not being a smart ass.Is this your first standup to ride? if so you may be standing to far back.My kawi 550 used to do the same when i didnt know any better. They also make for kawi(not sure for yamaha) but and adapter to bolt on the pump housing to direct water at a downward angle to keep the ski from porposing.Someone could of put one on yours and installed it upside down
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