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    WOT for 20min and engine bogs.

    I'm trying to help my neighbor figure out the problem with his boat. I will try to give as much info as I can but if I miss something just let me know and I then will find it. MerCruiser with Thunderbolt Ignition. Engine SN M336055/2002/GM305-5.0L. Outdrive is Merc/Alpha 1. He...
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