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  1. G

    77 850 Thunderbolt flywheel thread

    Hi Does any one know what the thread is for the flywheel puller in this year 850, I am cheap enough to make one. George
  2. G

    77 Merc 850 suddenly running poorly

    For over 25 years, the family speed boat has performed almost flawlessly. Last weekend though, that changed. After picking up our last tuber, we proceeded to shore. As it is late in the season, the lake has weeds near the surface and close to mooring the water is shallow.We drove in with the...
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