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    Spark Plug Seperation

    Has anyone ever had a spark plug separate on them while running? I took the family to the local swimming hole on Monday. On the way home we were running about 3/4 throttle when I heard a loud bang and a hissing sound in time with the engine rpm's. I shut the motor down to investigate (thinking...
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    Follow up question

    I finally have everything setup and finished from a complete rebuild of a Merc 5.7 with an Alpha 1. I have only been able to test run the engine in the driveway on muffs. The engine was punched 40 over and rebuilt from a catastrophic water jacket failure (I think) in one of the heads. Previous...
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    Mercruiser 260 rebuilt - Water in cylinders and oil?

    Hey Guys, got a quick question for the guru's here... I just finished putting back together my 260 from a complete rebuild. I was able to fire it up and get it running nicely on the test stand. After shutting it down for a couple minutes to adjust the timing it was hydrolocked. I cleared the...
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    Is this bad?

    Had an issue pop up while out on a long weekend trip. I know this is bad, but was wanting to get some feedback on rebuilding vs. repower, parts availability etc. The wife and I decided to take a long weekend and do some wandering since the weather here in Fl has been so hot lately. We put in at...
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