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    Mercruiser 4.3 to 5.7 engine swap

    Information.. Alpha I/gen2. I just replaced my 4.3 liter V6 with a 5.0 liter high performance V8 (I said 5.7 because you don't usually get this much out of a 5.0 and the 4.3 is 225hp). Amazing how little you have to change! Almost everything is a direct swap to the V8. I had to buy exhaust...
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    Mercruiser outdrive clicking in gear

    1996 Maxum Alpha I. I built a high-performance V8 to replace the 4.3 liter V6 that was in the boat (Busted block and heads). I just put it in the water. Runs great, and scoots! But, when in gear I hear a clicking sound from the outdrive (I suppose). I don't hear it in neutral but in forward and...
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