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    300/440/550 JS550 bogging down and air in fuel lines

    I just purchased 89 JS550 an it seemed to start up fine and run on the hose great! But everytime I get it in the water it will go half a$$ with full throttle then bog down and die. Often it will just bog down everytime i hit the gas, and then sometimes it wont start back up at all. When it runs...
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