motor bogs down after 4000 rpm

mom2daresq

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#1

motor bogs down after 4000 rpm

07-31-2010, 04:52 PM

'02 Yamaha 2-cycle,200HP. bogs down after 4000 rpm. Have replaced fuel filter and water separator. Also checked gap on plugs
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boats.net

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#2

08-02-2010, 07:40 PM

Could be a fuel issue, test fuel pump pressure and fuel vacumn.

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Yamaha Outboard Parts
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NATES

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#3

08-03-2010, 04:20 PM

Does it bog down & pick up again?
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