Looking to purchase a good quality 28mm dia x45mm long bl motor?

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  • Andris Golts
    Senior Member
    • Jan 2011
    • 504

    #1

    Looking to purchase a good quality 28mm dia x45mm long bl motor?

    Hi all i have a Dave Frank Miss rock sport hydro hull length is 21 1/2'' beam is 11 3/4'' hull+ hardware+lipo=38 oz total weight the unfortunate part of this project is very limited interior space managed to sqeeze a Sea king 120 amp esc under front starboard deck im limited to a 2s 2500 mah 50c lipo in the battery tray and a 28mm dia x45mm b/l motor under the cowl . My goal speed wise around the 43 mph range. What kv rating would work? What brand of motor? Regards Andris Golts.
  • Make-a-Wake
    FE Rules!
    • Nov 2009
    • 5557

    #2
    Wow, you are limited in motor size. Too bad you cant get a 2858 or 2860 in there. Anyways, This motor would work well on 2s seeing as you have a huge ESC and plenty of amperage room.

    http://hobbyking.com/hobbyking/store..._Inrunner.html

    If you could somehow "find" the room, this motor would be the bomb.

    http://hobbyking.com/hobbyking/store..._Inrunner.html
    NEED PARALLEL CONNECTORS?? QUALITY 5.5MM, 8MM, 8 AND 10 AWG, GET THEM HERE: http://forums.offshoreelectrics.com/...est!&highlight=

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    • revoltrunner
      Senior Member
      • May 2014
      • 646

      #3
      I would go with this one in 3650kv
      http://www.offshoreelectrics.com/pro...o-2845&cat=148

      Comment

      • Make-a-Wake
        FE Rules!
        • Nov 2009
        • 5557

        #4
        Originally posted by revoltrunner
        I thought of that one too, surely the better choice but its 48mm long, wonder if he can "find" 3mm worth of room.
        NEED PARALLEL CONNECTORS?? QUALITY 5.5MM, 8MM, 8 AND 10 AWG, GET THEM HERE: http://forums.offshoreelectrics.com/...est!&highlight=

        Comment

        • ray schrauwen
          Fast Electric Addict!
          • Apr 2007
          • 9475

          #5
          This is an awesome little motor but, too bad it's so pricey: http://www.greathobbies.com/producti...od_id=AQUG7005

          It's only 2200kv also so no room for more batts.
          Nortavlag Bulc

          Comment

          • ray schrauwen
            Fast Electric Addict!
            • Apr 2007
            • 9475

            #6
            When I built several of these hulls 10 years ago I ran it in N2 Sport Hydro, it was a picklefork version, Atlas Van Lines...

            I made a dropped pan motor mount and mounted a Lehner Basic 4200 motor in it and 6 Nimh cells, esc was a Barracuda 80 I think?

            Is this the same thing you are building Andris?
            Nortavlag Bulc

            Comment

            • Andris Golts
              Senior Member
              • Jan 2011
              • 504

              #7
              Thanks to all for the great information .Ray the plans for the Miss rock came from 1991 US boat and ship modeler magazine . Regards Andris Golts.

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              • ray schrauwen
                Fast Electric Addict!
                • Apr 2007
                • 9475

                #8
                Yep, same boat I built a few times. There are ways to fit stuff in....
                Nortavlag Bulc

                Comment

                • sailr
                  Fast Electric Addict!
                  • Nov 2007
                  • 6927

                  #9
                  I would look for something with 4200KV if only running 2S!
                  Mini Cat Racing USA
                  www.minicatracingusa.com

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