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  1. F

    performance issues

    I have a 1984 evinrude 70hp on a 1989 truline sportcat fiberglass vee hull, the prop is an aluminum 12 3/4 x 15, it will only run at 28mph per gps at 5000-5200 rpm, ran half a can of seafoam thru it, champion plugs, the motor is mounted on the third hole down on the transom, I thought maybe the...
  2. F

    motor performance

    I have a 15' truline fiberglass vee hull boat with a 1984 70hp evinrude outboard. I just got it a couple months ago. I took it out a couple weeks ago and gave her a run. Was very disappointed in it performance. Also the motor cut out and would only do 6mph. Got back to the house and checked...
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