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  1. J

    No forward gear above 1000 rpm's

    My son took the boat out yesterday (21' w/5.7L engine and Alpha One outdrive), he calls and says that the rpm's dropped to 3200 rpm while trying to plane and then it fell flat on it's face and wouldn't move. He noticed that the prop would spin below 1000 rpm and was able to troll to the dock...
  2. J

    Steering linkage adjustment?

    I bought a '90 Thompson 21' with 5.7L merc last year at auction. I noticed that in the water I have very little manuevrability steering to the right. I can rotate the steering only 3/4 of a full turn to the right but when I turn to the left the wheel will rotate over 2 full turns. I can't figure...
  3. J

    Trim/Tilt gauge operation

    I have a '90 Thompson with 5.7L i/o Mercruiser unit. About two months ago I replaced the trim switches and at the time the dash gauge and unit operated fine and to spec. Now the trim/tilt gauge doesn't fully sweep upward when the i/o unit is tilted to the full up position. The i/o operates fine...
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