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  1. #1
    Platinum Member Platinum Member
    My Boats:
    2000 35 fountain
    Join Date
    Nov 2001
    long island ny

    proped out or not ?

    i own a 35 fountain single step with twin 500 hp carbs.i run 27 4 blade hydromotive props at 5250 and5300 at 84 mph ran stock 28 brovo 1at 5000 at80 mph. had 28 brovo 1 labed and now run 5300 -5400 at 83 mphmy question is do you think i can run a set of brovo 1 30 labed and drop my rpm to 5000 and pick up top end ?p.s. i dont care about loosing mid range.

  2. #2
    (aka) Pure Adrenaline Platinum Member Doug's Avatar
    My Boats:
    90 MPH Top Gun, Full Stagger, 580cid Donovans
    Join Date
    Oct 2000
    Marion, IN, USA

    Thumbs up

    Go to Hill Propellers web site and use there speed calculater. Its very simple and neat to use. Punch in the #'s you have now to check your slippage and then go from there. Have fun. Doug

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