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    Engine failed to start after serpentine belt came off.

    Hi, I have a mercruiser 350 mag MPI and I have just managed to replace the water circulation pump, after the old one failed spectacularly when the bearing failed. I re-fitted the serpentine belt, but have never done this before (nor the water pump) so wasn’t sure if it was tight enough...
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    Measuring RPM

    Hi, I'm in the process of setting up my newly rebuilt mercarb carburettor on my 4.3l mercruiser, and I have just bought a Tachometer to accurately measure the RPM. It's one of those that you simply wrap the wire round the spark plug lead and it picks up the signal and converts it to RPM on the...
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