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    OMC Prop size Question.

    I run a 93" OMC 5.7 Cobra 21ft. open bow boat. Seaswirl Spyder. I have a 15" X 17 Prop now. I am looking to increase bottom end pulling power slightly by getting a 14.75" X 16. SS Prop. My Question is by getting a slightly smaller prop dia. and one size smaller pitch is this going to be enough...
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    94 OMC Cobra 5.7 Outdrive Jerk.

    My 94' OMC Cobra outdrive has a very intermintant jerk. Happens a couple times and hour. As I pull a skier up, it feels like the rope gets slack and gets tight again. It is not the rope since I can see it, but that is a way to explain the feelilng. The Engine dose not seems to cut out. Feels...
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