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    this is list of parts i've changed . what next.

    90hp mercury 4-stroke. This motor goes dead usually at WOT. It idles good. And seems to run good early in the day . It goes dead more often when weather warms. 85+ . Sometimes when it goes dead the primer bulb will be flat, but not everytime. I've changed the primer bulb twice, the hoses, the...
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    My Mechanic Doesn't Know Whats Wrong

    2006 MERCURY 4-STROKE 90hp THE PROBLEM I HAVE IS MY MOTOR WILL GO DEAD USUALLY WHILE RUNNING WOT. I HAVE REPLACED THE PRIMER BULB . THE MECHANIC REPLACED THE FUEL PUMP . SAME PROBLEM. WHEN THE MOTOR GOES DEAD IF I PUMP THE BULB IT STARTS RIGHT UP. NORMALLY I NEVER PUMP THE BULB, NOT EVEN WHEN I...
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    06 mercury 4-stroke 90hp going dead @wot

    i have had this problem before . the motor would go dead at wot. it would go from running good to dead in about 2 seconds . no warning. i took the boat back to the dealer , they said it was the primer bulb. they replaced it and it ran fine for the next year. i run my boat at least every other...
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