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50 horse 2 stroke 2006

1981 5
when running 75% or so throttle the motor runs good but when pushed pass the motor starts to miss fire an start runnin funny i was think spark plug wires would that be a symptom from bad spark plugs
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check timing advance , vacuum or computer driven ??  -could cause to break up ..   as earlier rev-limiter ??

-mis fire, run funny  -  fuel filter @ wot = run funny ?
                             mis fire @ wot =  timing ?
                                                   -anytide
 
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