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    2004 Yamaha F150 4 stroke problems, hard start after warm, wondering idle, top end max 4800 rpm

    Had motor in shop and following things were done. Primer bulb and fuel line, fuel filter, coil dampers, low pressure mechanical fuel pumps, spark plugs. Fuel pressure test, 38 at idle, 46 at top end. Compression test was good with no leak down. Computer diagnostic showed all in proper range...
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