Need a reliable setup

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  • Boogie
    Member
    • Mar 2009
    • 37

    #1

    Need a reliable setup

    Hey, I'm moving on up to a SV 27 from a Hammer EP. I like the Hammer, but I want something a bit bigger and faster. I'm looking to get a SV27 and I want to run a 14.8v lipo setup, probably 2 2s lipos since it's cheaper to replace one 2s if it puffs or does something stupid versus one 4s. I think I'm going to run the CF45 prop that I've read a lot about.

    My question is, is the CF45 a reliable setup on a 14.8v system running the stock esc and motor? I know I obviously need to get a cut-off as I'm not new to lipos and I heard the cutoff on the stock sv esc is a bit iffy. I guess I'm trying to run somewhere between reliable and fast, haha. Hard line to ride, but one I'm going after nonetheless.

    I've read and read and read until my head hurts on here, but it seems as if people are either running a basic setup or some ungodly fast setup that has a high likelihood of premature failure. I'm not into racing yet, as there are no clubs or racing around where I live. I just want a reliable boat to rip around the local pond and lake on the weekend. If the boat ran in the low to mid 40's, I would be happy.

    Another quick question, and I hope I'm not offending anyone at OFE, but has anyone had any experience with the Banana Hobbies Super Racing Segad RTR?
    It certainly looks tempting, but I hadn't really heard much about the company and the boats they carry.

    Thanks for your input. BTW, I've already read a bunch of the setup tips on strengthening the hull and waterproofing. I'll be doing a bunch of that before it hits the water as I'll probably be painting it as well, I'm pretty handy with an airbrush. Speaking of which, what's the best clear/final coat to put on a boat to seal it off? I've painted dozens of rc car bodies, but no boats.
  • Ub Hauled
    Fast Electric Addict!
    • Aug 2007
    • 3031

    #2
    mid 40's is pretty fast for that boat... but regardless the AQ system is pretty reliable.
    I personally stay away from the CF props since the break apart once you get fast,
    I'd get a metal prop.
    I am going to recommend what I usually recommend to people, get 5000mAh packs, at LEAST 4500mAh... the higher "C" rate you can afford.
    the cutoff on the SV27 ESC is not very reliable, get and external cutoff or clock your runs (not very reliable).
    :::::::::::::::. It's NEVER fast enough! .:::::::::::::::

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    • Boogie
      Member
      • Mar 2009
      • 37

      #3
      I could see that, what is a comparable metal prop then?

      I'll probably shoot for 25-30C 5000mah packs.

      I figured mid 40's would be pushing it on a reliable setup. I've seen plenty of videos of people doing faster, but it's not really a reliable sport setup or whatever you want to call it. The reason why I'm trying to keep it simple is not just because I want a reliable setup. Yeah, reliability is the first priority, but also money. I don't mind spending the extra money...but if I have to put much extra into one of these and go changing around the stock setup, I'd be more inclined to just go with something bigger and better from the get go....which is namely the reason why I was asking about the Banana Hobbies Segad RTR...although it may not be any better, at least it's bigger. Heck, I've even entertained a gasser like an enforcer, but I really don't want to get into it that deep.....yet.

      Comment

      • motoxbob11
        Senior Member
        • May 2007
        • 190

        #4
        Grim 42x55 metal prop works for me or a CF45. I haven't broken one yet running stock with Lipos. Speeds about 37 mph. If I set mine up to go over 40 mph it usually flips before I can get a full run in. The boat was very reliable all last summer but I did use a flex cable from OSE which is a really nice part for the SV.

        Comment

        • skibo2
          Member
          • Apr 2007
          • 35

          #5
          CF45 is a good choice for the setup you are discribing. My prop of choice, when my SV was stock, was an Octura M-445. If you get the center of balance correct you should have no problem getting into the 42 - 43 mph with a CF45. Use the batteries to move your weight around. You will find that the stock position for the batteries, especially with Lipo's, is too far back, making the boat easy to flip over backwards. I place my batteries so that 1/3 of the battery is ahead of the motor mount.

          Comment

          • Boogie
            Member
            • Mar 2009
            • 37

            #6
            Cool, thanks for the help guys. Looks like I'll start with running a CF45 and see how it does. They're pretty cheap so I'll grab several, and if I get many breaks on them, I'll switch over to a metal prop. Other upgrades I plan on are a ose water jacket, antenna relocator, and adjustable trim tabs.

            Comment

            • scoota
              FE DOWN UNDER
              • Dec 2008
              • 409

              #7
              do not use BANANA HOBBIES there are a lot of unhappy people that have used them !!!!!!!

              Do a search on them and read some forums about there bad service !!!! People have recived used goods , or have not recived them & not being able to contact them for warranty issues !!!
              UL1- 1515 castle/neu / 240 swordfish
              SV27- with UL1 running gear
              33 Delta Force - 1521-1.5D/Neu/ 240 swordfish/4S2P

              Comment

              • dodge4x4
                Member
                • Oct 2008
                • 31

                #8
                when you change the cooling jacket also change your cooling lines.
                either by ordering from steve or go to your local fish store and get air line
                from them thats larger than the stock lines( inside diameter). it also helps to add a aftermarket
                water intake as the rudder one does not put out much flow.

                Comment

                • Boogie
                  Member
                  • Mar 2009
                  • 37

                  #9
                  Yeah that's kind of the vibe I was getting about them. I read on another forum about how unreliable they were and a supposed employee/manager/new owner of BH got on there and said something about how they were trying to rebuild the image of the company and all that. I just don't trust them, at least not until I see more satisfied customers. Not to mention it looks like all the electronics in their boats are pretty generic and have very limited capabilities.

                  I believe for now I'll stick with the SV27, it's got a huge following and support base, so you can't really go wrong there. I'd eventually like to go up to something bigger like an enforcer manta ray or something, I wouldn't mind running a gasser. They don't seem as fussy as a nitro engine, not to mention the Zenoahs have about a million different mods you can do to them. For now though, I'll stick to FE.

                  Comment

                  • Boogie
                    Member
                    • Mar 2009
                    • 37

                    #10
                    Originally posted by dodge4x4
                    when you change the cooling jacket also change your cooling lines.
                    either by ordering from steve or go to your local fish store and get air line
                    from them thats larger than the stock lines( inside diameter). it also helps to add a aftermarket
                    water intake as the rudder one does not put out much flow.
                    Yeah, when I get one in I'll probably strip everything out anyways and do the reinforcement mods with some zpoxy as well as an upgraded cooling system with larger lines and possibly better water pickups. I want this little bugger to run fast but cool so I don't have to replace smoked electronics. My initial purpose for stripping it down was to paint it, but then I ran across the suggestions for strengthening the hull, water cooling, waterproofing, so no biggie.

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