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Recent content by JRemington

  1. J

    4.3 Mercruiser won’t crank

    I uncovered the boat today, put a muffler on it and she started right up. I shut her down and took her down to the boat launch, backed her into the water and she wouldn’t turn over. I checked and have 12.6 volts at the starter. The problem is with the switch held in the crank position there is...
  2. J

    85 4.3 liter Mercruiser temperature sensor location

    The alternator belt exploded and the temperature gauge quit working at the same time. I’m guessing the belt must have hit the wires of the sensor. Does anyone know where this is located? Thank you
  3. J

    New alternator or rebuild meeded

    1985 Thompson 4.3. Installed the new GPS and Downrigger’s and took it out to test everything. Got the lines down and within 15 minutes the alt was under 12 volts. Had a voltmeter and checked the voltage at the battery and it was 12.37. Shut the motor off and it was 12.37 so I was only measuring...
  4. J

    Prop size. 1985 Thompson 4.3 Alpha one

    Hi Everyone. I just purchased the above named boat with a chipped prop. It says 15 by 17 pitch. Just wondering if this is the correct size. The boat will be used for fishing. The boat is a 21 foot deep V. Thank you in advance. Jeff.
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