ML Boatworks GSX380- New Sport 40 size Hydroplane build and test

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  • cybercrxt
    Fast Electric Addict!
    • Mar 2009
    • 2909

    #1

    ML Boatworks GSX380- New Sport 40 size Hydroplane build and test

    Here is the new GSX380 sport 40 size 38" sport hydro I have been working on the last few months. I am posing the build thread from IW here...Below is the build! Enjoy, Mike


    Well, I finally finished up a rash of customers builds last month and decided to make some headway on a new prototype sport 40 hull I have been working on over the last 6 months. This is the prototype of the FE version, and a nitro version has been designed as well. I already have some small changes to the FE kit I will be doing, and a few larger changes to the nitro design will be done soon before I feel its ready to push forward. Anthony Marquart has done some really cool driveline changes in 3d with the nitro center that will be incorporated as soon as I have time to sit down and make them. He also did a cowling in 3d which I will most likely have cut via CNC in the near future. For now, I made a quick cowling plug and mold to test this hull with. The FE vs. Nitro versions have specifically placed engine rails and crossmembers so the engine and/or motor/batteries are in optimal position. This kit also incorporates a truss system center section framing like the GSX480 gas sport, allowing for a much wider engine well opening, and weight reduction, but an extremely strong core. The sponsons are also a totally new design vs the GP/SX sport hydros currently offered. The ride surface is closer to the GSX480 gas sport, and the dowel rod support system forces the sponson to center bond to be only at a 90 degree angle to each other. No more second guessing if you have joined the sponsons to the center correctly! The front ram entrance of the center section is now a solid half cut dowel rod instead of layered ply, making its installation a breeze. This hull is 38" in length and seems like it will be very light weight once complete.



    While the GP and SX sport 40 hulls have been doing really really well in the racing world, I am always looking to do something new and hopefully better. I am really pleased with how this hull is coming along, and it looks really really good! If it works out, a 31" sport 20 has already been designed and ready to get cut and test. Here are some pics as I have moved along with the build. Mike Luszcz, ML Boatworks



















    Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM
  • cybercrxt
    Fast Electric Addict!
    • Mar 2009
    • 2909

    #2


















    Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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    • cybercrxt
      Fast Electric Addict!
      • Mar 2009
      • 2909

      #3
      1















      Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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      • cybercrxt
        Fast Electric Addict!
        • Mar 2009
        • 2909

        #4
        1














        1527 and (4) 6s, 3300mah packs up front!




        Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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        • cybercrxt
          Fast Electric Addict!
          • Mar 2009
          • 2909

          #5
          Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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          • cybercrxt
            Fast Electric Addict!
            • Mar 2009
            • 2909

            #6
            Cowl is fitted. Now its time to bond the sponsons to the center, and deck them.







            Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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            • cybercrxt
              Fast Electric Addict!
              • Mar 2009
              • 2909

              #7
              Here is where I am now. Got the top decks on, just have to sand the outside edge flush, then the exterior of the hull is ready for epoxy.


              I also want to say this was the easiest sport hydro build I have ever done. I usually dread the sponson top decks (hense the delay), but these things were SO easy to install..just a few of those harbor freight clamps, and some tape, and they went on perfect!


              Enjoy, Mike
















              Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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              • cybercrxt
                Fast Electric Addict!
                • Mar 2009
                • 2909

                #8
                I also want to say that now the sponson decks are on, this hull is EXTREMELY rigid. There is NO center section twist!










                Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                • cybercrxt
                  Fast Electric Addict!
                  • Mar 2009
                  • 2909

                  #9
                  Got some more done. Sponsons are sanded, hull epoxied, and now I am fitting the gear. So far, so good! Enjoy, Mike
















                  Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                  • cybercrxt
                    Fast Electric Addict!
                    • Mar 2009
                    • 2909

                    #10
                    The motor is a Leopard 5692, 1340kv, OSE mount, Speedmaster Standard .250 round bottom hydro strut, Speedmaster 21 hydro rudder.













                    Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                    • cybercrxt
                      Fast Electric Addict!
                      • Mar 2009
                      • 2909

                      #11
                      Hull is in primer now. Ready for paint!


                      Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                      • cybercrxt
                        Fast Electric Addict!
                        • Mar 2009
                        • 2909

                        #12
                        Well, the paintwork is done, just need to let it cure, re-rig the hull, and run it!













                        Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                        • cybercrxt
                          Fast Electric Addict!
                          • Mar 2009
                          • 2909

                          #13
                          I am kinda digging this color!












                          Laser cut, birch plywood rc race boat kits- WWW.MLBOATWORKSRC.COM WWW.DINOGYLIPOS.COM

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                          • JimClark
                            Fast Electric Addict!
                            • Apr 2007
                            • 5907

                            #14
                            Looks great but needs a little yellow somewhere

                            Sent from my SGH-M919 using Tapatalk
                            "Our society strives to avoid any possibility of offending anyone except God.
                            Billy Graham

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                            • 785boats
                              Wet Track Racing
                              • Nov 2008
                              • 3169

                              #15
                              Oh man!!! That's another boat i have to build now.
                              Love the lines on this one Mike.
                              See the danger. THEN DO IT ANYWAY!!!
                              http://forums.offshoreelectrics.com/...hp?albumid=319
                              http://forums.offshoreelectrics.com/...hp?albumid=320

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