15knt hump

Discussion in 'Jet Drives' started by david1young, Apr 1, 2008.

  1. david1young
    Joined: Apr 2008
    Posts: 5
    Likes: 0, Points: 0, Legacy Rep: 10
    Location: bournemouth

    david1young Junior Member

    :confused: jet drive problem
    i have a castioldi 05 ,200mm ss impeller, yanmar 200bhp lha dtp ,8.4 meter rib 6500lbs AUW. it is cavertating at 13knts 1knt increase from 2600 rpm, to 3700 over reves 400rpm.will trim tabs make a difference does anyone have helpful sugestion ie can you up rate a jet:?: thankyou for your time
     
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