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  1. shifter nut

    Water ingestion

    WELL i,m back block checked out ok....now my question is this...does my 87 wellcraft 5.7 mercruiser alpha 1 have exhaust internal shutters,,this is my first boat so I would not know. i was reading a service bulitin from mercruiser that states doing throttle chops will ingest water while running...
  2. shifter nut

    water in oil

    :( well i replaced my manifolds and heat risers , head gaskets, head bolts, intake bolts, thermostat, all coolant hoses, fresh water pump, ...i posted a while back and with previous work done except for the manifolds,risers...engine had hydrolocked and broke the starter...since that post...
  3. shifter nut

    mercruiser broken starter nose

    HELLO new here .I have a 1987 wellcraft sportsman 250 with the 5.7 liter engine,,alpha one stern drive..I had an overheating issue found a blown head gasket..tore it down replaced all upper gaskets ..new head bolts , thermostat.etc...I pulled the drive apart replaced the water pump...ran engine...
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