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  1. sdman67

    Mini Add-a-Battery (Blue Sea 7649) Wiring Help

    1976 Mercruiser 233 I/O in a 1977 Sea Ray 220 Hardtop O/N The Blue Sea wiring diagram is not very detailed for obvious every application is different reasons. Can anyone mark-up the attached Seloc wiring diagram or download one from their own project? I also attached the Blue Sea diagram for...
  2. sdman67

    I/O died right off the dock

    1976 Mercruiser 233 just out of the shop for a broken shift cable and it dies as soon as I leave the dock. The new shift cable was installed by a professional shop, and it shifted into forward and reverse with ease in the driveway. I launched for a weekend trip and it went into reverse just...
  3. sdman67

    Mercruiser 230 I/O (Ford 351 Windsor) Valve clearance

    I have a 1976-77 Mercruiser 230 I/O with a Ford 351 Windsor that I have rebuilt and am having problems getting it running. The timing has to be advanced like 30 degree for it to run at all and it runs real rough at that. I had the heads done by a knuckle-head shop, that I found out too late...
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