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  1. W

    '96 Sunbird Spirit 170, 88hp Evinrude, Prop slipping

    First time I've run this boat with four adults (about 850 lbs worth, Usually run two adults and two kids). When water started getting choppy the prop started slipping before I could get on step. Motor appears to be mounted correctly. Prop is a 15.5" dia x 15" pitch Rubex 3. I'm thinking I may...
  2. W

    '96 88spl rough at idle, less than full power.

    Purchased this boat last year (Sunbird 170, 17ft bow rider), engine has never seemed right. Engine runs somewhat rough at idle and suddenly smooths out about 1800 rpm. Slow to get on step, maxes out at about 4100 rpm with two adults on calm water. Barely pulls a single 180# skier out of water on...
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