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Old 04-01-2008, 11:07 AM
david1young david1young is offline
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Join Date: Apr 2008
Rep: 10 Posts: 5
Location: bournemouth
15knt hump

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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