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  1. O

    Why 4 blade prop

    More is usually better. Why don't I see more 4 blade props around ? What would I gain with a 4 blade prop on my large, under powered pontoon boat ? does the blades factor into the pitch required ? Thanks, love the forum 1 i
  2. O

    pontoon prop pitch

    I re-powered my 27 foot, two tube pontoon boat 4,500 lbs. The Mercury 50 HP 4 stroke was said to have come off a similar boat. it appears to be about a 10 inch diameter and is a 12 pitch. Anything slightly over idle and the boat cavitates, so I guess can not go faster than 10 mph. Mercury...
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