a bunch of questions

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  • LST XXL
    Member
    • May 2009
    • 79

    #61
    why would i need to run them on 240amp esc's when they only draw 77??....a 120 amp esc should be plently

    EDIT: i didn't notice you said 8xl's....some body have the amps that the xl's draw?

    EDIT AGAIN: i just found a thing and the Max Current is only 83Amp...so a 120 amp esc should still be more then enough... http://www.superfastrc.com/feigao-5408408xl-.html

    Originally posted by Diegoboy
    540 6L 4,116 RPM / Volt 5mm Shaft 102A
    540 7L 3,566 RPM / Volt 5mm Shaft 88A
    540 8L 3,201 RPM / Volt 5mm Shaft 77A
    540 9L 2,731 RPM / Volt 1/8" Shaft 68A
    540 9L 2,887 RPM / Volt 5mm Shaft 68A
    540 10L 2,602 RPM / Volt 5mm Shaft 61A
    540 11L 2,234 RPM / Volt 5mm Shaft 56A
    540 12L 2,048 RPM / Volt 5mm Shaft 51A
    540 13L 1,890 RPM / Volt 5mm Shaft 47A
    540 14L 1,755 RPM / Volt 1/8" Shaft 44A

    Which 540L?
    if it ain't broke you ain't trying hard enough.
    if at first you don't sucsed maby failure is you thing.

    Comment

    • Blackjack-sven
      Senior Member
      • Feb 2009
      • 371

      #62
      Originally posted by LST XXL
      EDIT AGAIN: i just found a thing and the Max Current is only 83Amp...so a 120 amp esc should still be more then enough... http://www.superfastrc.com/feigao-5408408xl-.html
      You want to run your esc at least at 100% more than the max current draw so you don't fry the esc the second you punch it out of a corner. The max draw number you see is for what the motor will pull in a straight line. In corners you'll probably pull around 120-130 with the 8xl. So if you wanted you could run a 160-180 amp esc but incase you pull a bit more even that esc may get damaged. I'm running an 8xl in my blackjack 26 with a hydra 240 without the bec and an x642 prop, and it gets warm. Imagine what a lower ampped esc would be like.

      Your better to err on the side of caution than burn out an esc in the next 6-12 runs.
      Attached Files
      HK Genesis, DF Vortex, Baja 5T, Lazer ZX-5 sp, XXX, 8T, P51-D Mustang Shangrila, GP Giant P51-D Mustang, Blade 400 3D, with way too many more to list.

      Comment

      • LST XXL
        Member
        • May 2009
        • 79

        #63
        ok well i definatly can't aford two hydra 240's so i'll probobly get a cheaper manufacturer ones..
        if it ain't broke you ain't trying hard enough.
        if at first you don't sucsed maby failure is you thing.

        Comment

        • ozzie-crawl
          Fast Electric Addict!
          • Sep 2008
          • 2865

          #64
          the max current of a motor really doesnt tell you a lot as it may be 83 amps but depending on voltage and load it could draw 20 amps or 200 amps

          Comment

          • LST XXL
            Member
            • May 2009
            • 79

            #65
            hey guys could i get some body to post a pic of how the stuffing tube comes out the bottom of your boat and into the strut...and if i use a flex cable is it ok to bend the stuffing tube a lil bit to where it needs to be??

            PLEASE ANSWER FAST!!
            if it ain't broke you ain't trying hard enough.
            if at first you don't sucsed maby failure is you thing.

            Comment

            • M.M.
              Senior Member
              • May 2009
              • 264

              #66
              Yes, if you are using a flexi drive you can bend the stuffing tube to fit.

              Comment

              • LST XXL
                Member
                • May 2009
                • 79

                #67
                ok i'm planing on using this cable...: http://www.offshoreelectrics.com/pro...oct-oc150L-24c...what size stuffing tube would i need??...i'm probobly going to order the rudder/strut, cable and stuffing tube this week/weekend

                as for a radio box i'm going to run over to candian tire or what ever and get one of those small plano tackle box things...there water proof and should fit good in there..
                if it ain't broke you ain't trying hard enough.
                if at first you don't sucsed maby failure is you thing.

                Comment

                • Blackjack-sven
                  Senior Member
                  • Feb 2009
                  • 371

                  #68
                  This is the tube you'll need and here is a pic of my Vortex with a .150 cable drive.
                  Attached Files
                  HK Genesis, DF Vortex, Baja 5T, Lazer ZX-5 sp, XXX, 8T, P51-D Mustang Shangrila, GP Giant P51-D Mustang, Blade 400 3D, with way too many more to list.

                  Comment

                  • LST XXL
                    Member
                    • May 2009
                    • 79

                    #69
                    ok thanks.....if i get this does it come with everything i would need?? http://www.offshoreelectrics.com/pro...502b15&cat=123..
                    if it ain't broke you ain't trying hard enough.
                    if at first you don't sucsed maby failure is you thing.

                    Comment

                    • Blackjack-sven
                      Senior Member
                      • Feb 2009
                      • 371

                      #70
                      Originally posted by LST XXL
                      ok thanks.....if i get this does it come with everything i would need?? http://www.offshoreelectrics.com/pro...502b15&cat=123..
                      Yes it does.
                      HK Genesis, DF Vortex, Baja 5T, Lazer ZX-5 sp, XXX, 8T, P51-D Mustang Shangrila, GP Giant P51-D Mustang, Blade 400 3D, with way too many more to list.

                      Comment

                      • LST XXL
                        Member
                        • May 2009
                        • 79

                        #71
                        ok thats out of stock so i'll probobly order this of ebay: http://cgi.ebay.com/Alu-rudder-and-s...A2%7C294%3A200

                        is that the same as the OSE one??...and now what stuffing tube and cable would i need??
                        if it ain't broke you ain't trying hard enough.
                        if at first you don't sucsed maby failure is you thing.

                        Comment

                        • Blackjack-sven
                          Senior Member
                          • Feb 2009
                          • 371

                          #72
                          Originally posted by LST XXL
                          ok thats out of stock so i'll probobly order this of ebay: http://cgi.ebay.com/Alu-rudder-and-s...A2%7C294%3A200

                          is that the same as the OSE one??...and now what stuffing tube and cable would i need??
                          Yes it is the same one. The flex shaft is a .150 diameter and so is the stuff. tube.
                          There is no drive-dog with it but if you get the beefed up sv27 flex shaft you'll get the .150 cable and drive-dog assembled.

                          http://www.offshoreelectrics.com/pro...od=ose-svcable

                          I used this cable with my rudder on the Blackjack 26.
                          Attached Files
                          HK Genesis, DF Vortex, Baja 5T, Lazer ZX-5 sp, XXX, 8T, P51-D Mustang Shangrila, GP Giant P51-D Mustang, Blade 400 3D, with way too many more to list.

                          Comment

                          • LST XXL
                            Member
                            • May 2009
                            • 79

                            #73
                            ok i don't really want an assembled cable so would this work??...:http://www.offshoreelectrics.com/pro...oct-oc150L-24c..and what size stuffing tube for that??..
                            if it ain't broke you ain't trying hard enough.
                            if at first you don't sucsed maby failure is you thing.

                            Comment

                            • Blackjack-sven
                              Senior Member
                              • Feb 2009
                              • 371

                              #74
                              This also requires a .150 stuff tube.
                              HK Genesis, DF Vortex, Baja 5T, Lazer ZX-5 sp, XXX, 8T, P51-D Mustang Shangrila, GP Giant P51-D Mustang, Blade 400 3D, with way too many more to list.

                              Comment

                              • bwells
                                Senior Member
                                • Jan 2009
                                • 842

                                #75
                                Those look like 380 brushed motors with vacumn sealed mounts. I don't see any hope for this hull except to chop out all the plastic motor mounts and build new ones for a couple of 700's. You can't do anything about the shafts so work around them. Why is there 2 servos? Don't mean to bum you out but I'm doing the same thing where I was told it can't be done, I'm up to 200 bucks to prove them wrong but I'm getting close as long as my ESC gets here from Hong Kong on a Chinese junk that the North Koreans didn't Nuke

                                Comment

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