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  1. #31
    Registered Maritime_Eng's Avatar
    My Boats:
    30 Doug Wright, 24 Aronow Cat Open Bow
    Join Date
    Nov 2003
    Cape Coral, FL
    Quote Originally Posted by outriggers View Post
    Just pulled my dyno sheet, your right they cross at 5252 R.P.M. I have never heard this. Can somebody explain this? Thanks, Doug P.S. Wow, on the #'s
    (Torque x Engine speed) / 5,252 = Horsepower

    To get from pound-feet of torque to horsepower, you need to go through a few conversions. The number 5,252 is the result of lumping several different conversion factors together into one number.

  2. #32
    Brotherhood #1 Gold Member Sick Stinger's Avatar
    My Boats:
    05 SeaDoo SC'd
    Join Date
    Sep 2006
    Swansea Mass
    Duc should be low to mid 80's with that power and the rite prop. Mine was said to have been 85 with 27 mirage and trs.
    Hells Spirt

  3. #33
    My Boats:
    40 Skater 607Ci 14:71 TF Kobelco
    Join Date
    Apr 2002
    Lake of the ozarks
    Quote Originally Posted by DonRoc View Post
    The beauty of dyno's with a little change in the correction factor its easy to make a customer happy... I would have asked them to get it to see about 1000hp, and Tq well where would you want it? For you are the customer... Only works until the motor goes in the boat and makes a few speed runs. Then reality sets in hard...
    Just busting you, buy yep its that easy....
    That rite there = very funny ,
    Now only if we new the BSFC numbers and the pounds of fuel per hour =

    Show me that
    "and the truth shall set you free".( Jim Carry )

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