fightercat twin build problem

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  • LarrysDrifter
    Big Booty Daddy
    • May 2010
    • 3416

    #16
    I would pull the motor mounts out and move the motors back a bit.They are too far back.This will also help.Running twins,you should only need a very slight bend in the tube.And like everyone else says,you have to angle the motors a bit to help match up with the stuffing tube.I think if you leave it like it is,it only going to give you problems in the future.Might as well make it right while its easier.

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    • sailr
      Fast Electric Addict!
      • Nov 2007
      • 7128

      #17
      Use the 1/4" stuffing tube. It will work just fine.
      Mini Cat Racing USA
      www.minicatracingusa.com

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      • RIPFENCE
        Fast Electric Addict!
        • Sep 2009
        • 1577

        #18
        i was looking at mudl's setup on his twin genisis and his motors a similarly placed to mine..i managed to get a slight more angle out of the motors but not much..with the 1/4 tube it turns really free which gets my hopes up..it may bite me in the end but i am going with it..a sleeve may be required to keep the water out though..thanks guys your info has really helped
        Last edited by RIPFENCE; 03-13-2011, 02:49 PM. Reason: spelling
        "FE" STANDS FOR FRUSTRATING EXPLOSIONS

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        • RIPFENCE
          Fast Electric Addict!
          • Sep 2009
          • 1577

          #19
          yeah the 7/32 does not seem to spin free enough even when the cable is straight thanks keith
          "FE" STANDS FOR FRUSTRATING EXPLOSIONS

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          • Igoreski
            Member
            • Apr 2010
            • 81

            #20
            I have the same boat and I bent the aluminum on the motor mount plate that is glassed to the hull.I also lowered the motors so the motors are just off the floor and tipped to the angle of the hole.My wire drives are almost perfectly flat with no binding.My total drive length is around 10".I will post a picture when it gets back from the paint shop.

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            • JPriami
              N4FOX
              • Aug 2010
              • 1711

              #21
              Watching this one. Wating on pics since I have wiredrives on order.
              Land, Sea & Air, A true RC Addict.

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              • ray schrauwen
                Fast Electric Addict!
                • Apr 2007
                • 9873

                #22
                Bookmark...
                Nortavlag Bulc

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                • dasboata
                  Fast Electric Addict!
                  • Dec 2010
                  • 3972

                  #23
                  you really need to angle the motors down

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                  • RIPFENCE
                    Fast Electric Addict!
                    • Sep 2009
                    • 1577

                    #24
                    Originally posted by dasboata View Post
                    you really need to angle the motors down
                    i have since angled them down as much as i could for the space i have..i need to offset the mount angles also which sucks because the mounts are really secured to the hull..when i mocked the mounts up the water cooling fittings were hitting the side of the hull so i thought i had ran out of room..i did not look close enough and now its going to be a real pain to fix this
                    "FE" STANDS FOR FRUSTRATING EXPLOSIONS

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                    • dasboata
                      Fast Electric Addict!
                      • Dec 2010
                      • 3972

                      #25
                      A low temp heat gun will help to loosen the mounts or epoxy resin,, or you can make another mount and mount it to the fixed mount with the correct angle

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                      • RIPFENCE
                        Fast Electric Addict!
                        • Sep 2009
                        • 1577

                        #26
                        i have used a hairdryer on regular epoxy which works slick...but i secured the mounts with system 3 ...which is supposed to be more of a permanent set epoxy resin..hopefully alittle heat will loosen this stuff also...i gotta be careful so i do not do something stupid and melt the hull or something...thanks for all the comments..i will get it eventually t...this is my first twin cat build where things are cramped and layout is an issue right now for me
                        "FE" STANDS FOR FRUSTRATING EXPLOSIONS

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                        • JPriami
                          N4FOX
                          • Aug 2010
                          • 1711

                          #27
                          Rip, Do you have the aluminim mounts with the CF bases from Ben? Just wondering because thats what I have. Noting installed yet still ordering all my needs.
                          Land, Sea & Air, A true RC Addict.

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                          • RIPFENCE
                            Fast Electric Addict!
                            • Sep 2009
                            • 1577

                            #28
                            yes i do justin...
                            "FE" STANDS FOR FRUSTRATING EXPLOSIONS

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                            • battlefury
                              Senior Member
                              • Sep 2010
                              • 301

                              #29
                              i on the same 'boat' as well, to be frank, getting the right motor mount positioning will be the most challenging in this whole bulit. Not the soldering, not drilling etc

                              to make matters even more interesting. Im having two oversize t600 (not recommended) outrunners compared to smaller in size,scorpion motors. Having to tilt them forward front means the end bell will come in contact with the upper deck upon spooling. My head is cracking i will post up some photos when i am back from office
                              http://www.youtube.com/user/f4agusta09?feature=mhee

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                              • battlefury
                                Senior Member
                                • Sep 2010
                                • 301

                                #30
                                Motor mount view

                                Hi guys,

                                have a look at these options

                                1. mount is set around 4.5" with lift of endbell to have it tilt forward without flexing too much of the cable. I wanna know is this ideal spot for the mount mount?

                                SAM_2369.JPG

                                SAM_2371.JPG

                                2.mount is set around 6" with very little lift of endbell. I think this doesnt look right but still i would wanna hear inputs from you guys thanks

                                SAM_2372.JPG
                                Last edited by battlefury; 03-16-2011, 06:06 AM.
                                http://www.youtube.com/user/f4agusta09?feature=mhee

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