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    3.0 OMC Cobra on a 19" Sunbird

    i have a 3.0l with an OMC cobra drive 15' pich prop. the trans came of a 17 foot boat with same engine but it had a 17 pich prop when i swiched trans. if i go WOT the max RPM is 3000-3100, boat bearely gows on plain, verry slow, any ideas what i ca do to make this boat go faster and get on...
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    Sunbird Corsair 198

    i purchased a corsair 198 with OMC COBRA 3.0L the drive was damaged, i replaced the drive with a OMC Cobra 3.0L of a 1985 17' RENKEN and it came with a prop that has a 19 pich. I took the boat to the lake and the boat would not come out of the water, it came once when i got to some choppy water...
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