HELP!! with recreational FE tunnel build

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  • WaterWeezl
    Junior Member
    • Apr 2013
    • 15

    #1

    HELP!! with recreational FE tunnel build

    Can i please get some help with a recreational FE tunnel build setup ideas? I will be using a aquacraft top speed 3 hull and hyper performance bullet drive. Would like speeds in 30's mph for rec use. Need motor, speed controller, battery , and prop setup recommendations please. Any and all help would be appropriated. This will be my first build and very excited to get out and have some fun. Thanks again for any help and guidance.
  • Rumdog
    Fast Electric Addict!
    • Mar 2009
    • 6667

    #2
    For speeds in the upper 30's go with a ul-1 motor/ esc with an octura x440 prop.

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    • WaterWeezl
      Junior Member
      • Apr 2013
      • 15

      #3
      Thanks Rumdog, im new to this and appropriate any help. Not looking for any speed records just alot of fun! I dont need alot of speed due to my vision disability but just want get into this hobby to keep me busy and have some fun. Thanks again man.

      Comment

      • Rumdog
        Fast Electric Addict!
        • Mar 2009
        • 6667

        #4
        No problem. Really, any of the spec motors will work well. Aquacraft or Proboat. The ul-1 will likely be the fastest, depending on prop. But wanting to bein the mid 30s range any of those motors will be suitable with smallish props.

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        • WaterWeezl
          Junior Member
          • Apr 2013
          • 15

          #5
          How about battery 2,3,or 4s lipos?

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          • longballlumber
            Fast Electric Addict!
            • Apr 2007
            • 3417

            #6
            If mid 30's all your looking for I would be more apt to suggest the Aquacraft 1800Kv (Motley Crew or Revolt) motor and Aquacraft 60amp Controller. That set up should keep amp draw way down and it will be very easy on batteries. However, there is nothing wrong with Rumdog's suggestion either.

            You will want to run either of these systems on 4S.

            Have fun,
            Mike

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            • WaterWeezl
              Junior Member
              • Apr 2013
              • 15

              #7
              Thanks Mike, i appropriate all the help i can get. Im going to start modifying hull soon for battry and electronics box.. might be a little slow for me but cant wait to have some fun on the water. Thanks again,
              Steve

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              • kendt
                Senior Member
                • Jul 2011
                • 579

                #8
                Im just working on the same hull. Its nearly ready. Mine will be 6s. You might also want to take a look at HK. They have a lot of suitable motors for very reasonable prices. There are a few build threads on here for the TS. Use the search and have a look at what others did.

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                • WaterWeezl
                  Junior Member
                  • Apr 2013
                  • 15

                  #9
                  Hey Kendt do you have any pics of the work you did on that TS3 hull for the FE conversion?? Still open for ideas for mine. Thanks,
                  Steve

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                  • kendt
                    Senior Member
                    • Jul 2011
                    • 579

                    #10
                    Yes I will take some pics for you. The part that I find tricky is the steering. The radio box has to be very narrow so you cant get a ton of travel (at least not compared to my bigger boats) It is obviously adaquate for the normal set ups but i am using a 7.5 size lower unit. it should be fine but I would have preffered a bit more.

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                    • kendt
                      Senior Member
                      • Jul 2011
                      • 579

                      #11
                      20130429_082518.jpg

                      Here is how it looks. Yours would be different though. Im using a 7.5 unit which is quite a bit heavier than a 3.5. My batteries go in the very front of the box. Yours would likely be farther back. I used 1/4 balsa under the box to strengthen the tunnel floor and used auto gasket maker to glue the box in. its very strong and if for some reason i ever need to get the box out i can. Also used 1/8 CF to re enforce the transom.

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                      • WaterWeezl
                        Junior Member
                        • Apr 2013
                        • 15

                        #12
                        Thanks much Kendt, thats a very nice looking tunnel, the work you did on the box look great too!! Thanks a bunch for the pic,and ideas you guys are GREAT!!:-)

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                        • kendt
                          Senior Member
                          • Jul 2011
                          • 579

                          #13
                          Ya it looks ok other than a bit of mess from the gasket material. It took me three tries to get it right though. I am recovering from a knee replacement and was trying to work on it while under the influance of heavy narcotics...lol Not the best idea. I got it done though. I will also blue print the bottom and paint with a textured paint but that will be a bit later. Whatever direction you go I would recommened that you cut away the center section the way i have done and then re enforce the tunnel floor. Its a bit more work but it gets your batteries as low as possible in the hull.

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                          • ChoppyOne
                            Just Addicted !
                            • Apr 2013
                            • 121

                            #14
                            Boat looks good ! I am working on a TS3 as well........... I have a couple of ?'s Lipos can they get wet ? will it hurt them? and ESC I have a 120amp turnigy aquastar states it is water proof. I see i should of built a long box this is my set up Dont laugh.
                            Dave

                            photo.JPGTunnel.JPG
                            G1 Whip , Insane F1, FE VS1
                            LSMBC Dist 7 Namba 1759

                            Comment

                            • marko500
                              Senior Member
                              • Aug 2008
                              • 862

                              #15
                              Dave I would think twice about running your boat like that. At best ESC's are "water resistant" and it's not a good idea to submerge lipos often, and on a tunnel they will get wet....often.
                              I did a conversion on several tunnels and found alot of good info in this thread http://forums.offshoreelectrics.com/...ghlight=tunnel
                              Also if you search on here there are several guys that have done very nice Top Speed conversions.

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