Carbon Fiber shocker build

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  • kfxguy
    Fast Electric Addict!
    • Oct 2013
    • 8750

    #76
    Ok. I should be able to run it tomorrow. I have a few prop choices so gimme some feedback. I have

    X648
    X646/3
    M645

    And I have a x450 but it's not ready yet. What should I try tomorrow?
    32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

    Comment

    • rearwheelin
      Fast Electric Addict!
      • Oct 2008
      • 1941

      #77
      The one with the least amount of resistance ? The m645 maybe ?
      "Any intelligent fool can make things bigger and more complex... It takes a touch of genius - and a lot of courage to move in the opposite direction."
      --Albert Einstein

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      • flraptor07
        Fast Electric Addict!
        • Aug 2013
        • 2451

        #78
        Yeah just to be safe start with the 645.. and if alls good after a couple mins. put the 648 on it and let it rip!!! The 646/3 might even work ok..

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        • srislash
          Not there yet
          • Mar 2011
          • 7651

          #79
          Got a M445 T? Just for first run. The 646/3 will load it right up. Worse than the 648.

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          • kfxguy
            Fast Electric Addict!
            • Oct 2013
            • 8750

            #80
            Originally posted by srislash View Post
            Got a M445 T? Just for first run. The 646/3 will load it right up. Worse than the 648.
            I'll check. I think i do
            32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

            Comment

            • iridebikes247
              Fast Electric Addict!
              • Dec 2011
              • 1528

              #81
              Whichever cavitates the least.

              perhaps spin a 57 red. to 50 w/ slight de tongue....lol....thats like 90mph on 8s 1250kv.

              I have been experimenting with some very taxing setups lately but doing LONG runs giving my futaba radio a workout and easing it into WOT. Completely different running temps from just nailing it and running circles and cutting it down immediately. You can run a seriously tuned 50mm prop with that Neu motor.

              I think you've got a sick setup right now Mark at dinogy went over 100 with that boat, maybe give him a call?
              Youtube: https://www.youtube.com/channel/UCSr...6EH3l3zT6mWHsw

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              • kfxguy
                Fast Electric Addict!
                • Oct 2013
                • 8750

                #82
                Originally posted by iridebikes247 View Post
                Whichever cavitates the least.

                perhaps spin a 57 red. to 50 w/ slight de tongue....lol....thats like 90mph on 8s 1250kv.

                I have been experimenting with some very taxing setups lately but doing LONG runs giving my futaba radio a workout and easing it into WOT. Completely different running temps from just nailing it and running circles and cutting it down immediately. You can run a seriously tuned 50mm prop with that Neu motor.

                I think you've got a sick setup right now Mark at dinogy went over 100 with that boat, maybe give him a call?
                I did talk to mark a ready lol. He ran over 100 with twins. I'm waiting on batteries to charge right now so I can go put it in the water. I only Hage one set of batts right now so it's going to be a short test run in a small pond. As much as I just want to throw my best prop on there right off...I'm not. Learned a lesson on that last time lol. Ima start with a m645 (smallest big prop I have lol) and run it for a bit and check it. I'm not to excited about it as I didn't get my hatch bolts done last night because I fell asleep on the couch waiting on epoxy to harden so I can move to the next step. I'll be taping (ugh) the hatch for the first runs.
                32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                Comment

                • kfxguy
                  Fast Electric Addict!
                  • Oct 2013
                  • 8750

                  #83
                  Finished pics!





                  32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                  Comment

                  • kfxguy
                    Fast Electric Addict!
                    • Oct 2013
                    • 8750

                    #84
                    Couple more



                    32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                    Comment

                    • kfxguy
                      Fast Electric Addict!
                      • Oct 2013
                      • 8750

                      #85
                      Esc running 130ish. Motor running 130ish. Motor wow ire about 120 and battery wires about 115. That's with the three blade. It looked no faster from the two blade to the three blade. Running on 7s. As it is I'd say in the 60 ' s. I may need to readjust the stuff and unload it a little. I kept have signal less problems. Put a longer antenna on and I went away. Esc down on me a couple times.
                      32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                      Comment

                      • kfxguy
                        Fast Electric Addict!
                        • Oct 2013
                        • 8750

                        #86
                        So if i unplug the esc and drain the caps and plug it back up, it works fine. Wtf
                        32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                        Comment

                        • kfxguy
                          Fast Electric Addict!
                          • Oct 2013
                          • 8750

                          #87
                          Videos soon.
                          32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                          Comment

                          • kfxguy
                            Fast Electric Addict!
                            • Oct 2013
                            • 8750

                            #88
                            Ok. I've been looking at the videos and thinking it's a little slower than I thought it would be. But I have to tell myself, I built it to run on 8s, not 7s and the props I was running aren't for this boat either. Now I thought I set the prop angle the other night. So far I've been extremely lucky in all the boats I've built setting them flat, and 1/8" off the table. Well I set this one late the other night and evidently it wasn't right. Last time I set a strut angle like this, the boat lost 10mph making it nose down. I suspect something to that effect here too. This is how it was during my runs


                            32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

                            Comment

                            • rearwheelin
                              Fast Electric Addict!
                              • Oct 2008
                              • 1941

                              #89
                              The rudder looks as though it could be cut down a little. That will give some extra speed.
                              "Any intelligent fool can make things bigger and more complex... It takes a touch of genius - and a lot of courage to move in the opposite direction."
                              --Albert Einstein

                              Comment

                              • flraptor07
                                Fast Electric Addict!
                                • Aug 2013
                                • 2451

                                #90
                                That strut angle is deffinetly gonna kill some speed, did you try the 648 you had?

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