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    Converting EFI to Carb 4.3 Mercruiser

    What would be involved and necessary to convert an EFI TBI setup to Carb? This is a 2000 Model year engine. The new ECM conversion kit is just too costly to purchase. Considering converting to Carb to avoid the 3500.00 expense.
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    Mercruiser repower with a 4.3 EFI

    Couple weeks ago I ask about doing a repower on a 19ft rinker which had a 3.7l inline 4. Was considering a 3.0 however everyone suggested a 4.3 due to the gearing in my outdrive. I have since purchased a used 4.3L which came from a boat that had a bravo2 outdrive. Since I am keeping my alpha...
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    swapping mercruiser 3.7l for 3.0l

    I am interested in swapping engines from 3.7l to new 2008 3.0. I know I will have to buy a complete engine. My boat has an alpha1 gen1 outdrive. I am considering buying a closed loop cooling system because I am told the gen1 outdrive may not provide sufficient cooling. Is this true? Also...
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