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    19" pitch/ 21" pitch SAME WOT RPM ??????

    I HAVE A NEW 20' BOAT 350MAG MPI ALPHA 1 WITH POOR PERFORMANCE. I HAVE TESTED A 19" AND A 21" PITCH PROP AND HAVE EXACTLY 4750 RPM WITH BOTH. ANYONE EVER HEARD OF THIS?
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    ALPHA 1 SHIFT PROBLEMS

    I have a brand new 2003 21'boat, 350 MAG MPI, 300HP Alpha 1 drive. Shifting is very primitive, not like the omc I wish I had back. When you come out of gear to neutral the engine stumbles for 1-2 seconds and sometimes dies. This boat has the new smartcraft ECM 555 computer on it. It has been to...
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