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    Cleaning Exhaust Manifolds

    My engine is in the process of being rebuilt and the exhaust manifolds are fairly new and appear to still be in pretty good shade. I understand one can clean (I believe the term is boil) them. Can anyone tell me what the proper method is? I was told to let them sit in Nitric Acid...
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    new or rebuilt???

    Just got the news from my mechanic that I need a new block on my boat. I'm no mechanic and can use some inputs here...I have a 4.3L V6 OMC<br /><br />1 - I was quoted $3900 for a new engine and $3000 for a rebuilt (installed)Are these prices reasonable?<br /><br />2- What disadvantages to I have...
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    Outboard or I/O?

    General question: Overall for general maintenance year after year what is cheaper an outboard or I/O? What about simpler?<br /><br />I have had I/O's on my last two boats and have found it pretty costly to have it winterize and serviced every year.
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    she overheated and now this...

    Engine: 4.3L V6 OMC with FRESH WATER COOL<br /><br />Second day in the season and I'm off to a bad start....<br /><br />Ran the boat all day fine but on the way back she overheated and stalled.<br /><br />I refilled my FWC system and the engine now starts rough, blows white smoke, and the fluid...
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