I KNOW........."MORE PROP ?'s"

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  • svtfrank
    Member
    • Aug 2011
    • 40

    #1

    I KNOW........."MORE PROP ?'s"

    OK......so with a 120 amp ESC and the Leopard 4074 how do we think theses are gonna work? I tried the cheap glass filled plastic just to figure out what works.

    52mm Diameter, Pitch 1.4x52=72.8mm or 2.87" 3 blade

    47mm Diameter, Pitch 1.4x47=65.8mm or 2.59" 2 blade

    Also they say 20-25k rpm. Is it unsafe to turn theses higher than that?
    Sorry to ask what so many have already asked but this thing looks HUGE compared to stock and I want to go FAST without burning her down! Thanks for the advice!!!
  • ron1950
    Fast Electric Addict!
    • Aug 2010
    • 3024

    #2
    i run a 4074 2200kv with a t 180 and etti cap bank and m445 prop your props sound kinda big but give it a try and watch those temps
    MY RETIREMENT PLAN?????.....POWERBALL
    74 vintage kirby clasic hydro, pursuit mono, mg, 47'' mono, popeye hydro...

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    • Fluid
      Fast and Furious
      • Apr 2007
      • 8011

      #3
      I would not run the 52mm prop without knowing the voltage and the Kv of the motor - telling us just the size of the motor is not helpful at all. If you exceed 25,000 rpm the plastic props may throw a blade.

      .
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      • svtfrank
        Member
        • Aug 2011
        • 40

        #4
        It's a 2000 kv max 25 volts. Ran it today. CRAZY!!!! Went like a bat outta hell!!!! But the t120 esc thermalled after about 5 minutes on 4s. It read about 170 degress. The motor was 110 the batteries were were atound 100 also. seems like i Just need a bigger esc

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