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    Mercruiser 5.7 with carb and Gen 2 Alpha one overheating, smoke, taking on water

    Thanks. I checked for almost an hour last week and couldn't find any of these. I was definitely worried about running it at that temperature but I absolutely could not risk a sinking boat with 6 kids lol. I didn't know that the water wasn't coming in when it wasn't running, and I didn't feel...
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    Mercruiser 5.7 with carb and Gen 2 Alpha one overheating, smoke, taking on water

    Right around floor level. Just replaced the starter last year and alternator this year, so if either goes, it is what it is. It started back up to putt to shore. Is that why you're asking?
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    Mercruiser 5.7 with carb and Gen 2 Alpha one overheating, smoke, taking on water

    That's what I'm trying to figure out. Definitely not the drain plug. It was fine once I turned the motor off. Bilge never turned on once after it emptied out. The outboard has two serial numbers. 0F401280 and 0F378516. The only thing I can post about the block is that it's a GM 5.7 350 with 4...
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    Mercruiser 5.7 with carb and Gen 2 Alpha one overheating, smoke, taking on water

    To make a long story short... Yesterday I ran the boat for a few hours on the lake with no issues, headed back to the ramp, I decided to kick it and she ran like a champ..... Until she started overheating minutes later. Alarm started going off so I backed off the throttle and the heat kept going...
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