New P-mono Seaducer build

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  • Chilli
    Fast Electric Addict!
    • Jan 2008
    • 3070

    #1

    New P-mono Seaducer build

    My trusty old Titan 33 met an untimely death this past August so it's time for a new P-mono. I wanted a hull that could race competitively, yet something a little different. So I thought about getting a Seaducer. For those that don't know, the Seaducer is a very popular hull amongst the Nitro clan. The first time I saw on run I thought it was butt ugly and looked like Navy destroyer plowing the ocean during the mill. But when the race started that sucker took off, cut through the race chop like butter and lapped the entire field. That boat belonged to multiple IMPBA record holder Kentley Porter. Anyway, I did some research on the boating web boards, talked to a few people who have success running the Seaducer and decided to order one.

    I emailed Jerry at Seaducer telling them I was interested in getting a hull for FE use and got a prompt email back from Rose. A few weeks later a pretty yellow 33 SD3 with 3" rails showed up at my doorstep. One thing I was slightly disappointed in was that the web site stated all hulls were CF. This one was glass. I emailed Doug Smock and asked him what he thought and he assured me the hull should be fine for heat racing. Build quality appears to be pretty solid. Less flex in the hull than my Aeromarine hulls. There are some scuff marks on the gelcoat and I thought the rail installation was a little sloppy.

    First thing I did was lay a bit of CF cloth between the rails. I did this for a little extra strength and also because I wanted the area between the rails to be black. Grease and oil getting slung off the motor and flex shaft doesn’t make for a pretty interior in a yellow hull. I bolted the Seaducer hardware as directed on their web site. In my research I was told by many people to mount the hardware and set the boat up like Jerry tells you or the boat will not run right. I built a 2" long stuffing tube chamber out of 1/8" ply sealed in epoxy. This allows movement of the stuffing tube when the strut is adjusted. I purchased some Williams Racing rail mounts and did a little grinding to relieve the sharp corners on the top of the mounts. I also took a bit off the bottoms to allow the mounts to set lower in the boat. The rails on the ‘ducer are only about 5/8" high.

    I found myself scratching my head trying to figure out how to mount the steering servo. It seemed no matter how I positioned the servo there was very little room as the transom is very short in that hull. I finally realized some guys are using mini sized servos. So I picked up a Hitec 5245MG servo that has 76 oz/in @ 6V. I love the OSE aluminum servo mounts and even though they are built for standard sized servos, I shimmed the mini up with some epoxy sealed plywood and came up with the installation pictured.

    Thats about it for now. My Neu 1515/1Y is on its way back from a factory check up and new bearings. As soon as I recieve it I'll do an final motor mount installation and stuffing shaft alignment. BTW, 4S packs will not fit outside the rails on this hull. I'm going to use 2S packs on the outside. Either a four 2S packs for 4S2P or maybe a Aussie 1P setup using two Thunderpower 45C 6500's.

    Thanks to andym and Doug Smock for their help!!!

    As always, suggestions and input are always appreciated!!!!
    Attached Files
    Last edited by Chilli; 11-11-2010, 08:49 AM.
    Mike Chirillo
    www.capitolrcmodelboats.com
  • Chuck E Cheese
    Fast Electric Addict!
    • May 2008
    • 1684

    #2
    i had one of the big 60/80 seaducers and it was a great boat. lover the rough and turned as good as anything
    see my fleet : http://forums.offshoreelectrics.com/...hp?albumid=294

    Comment

    • Brushless55
      Creator
      • Oct 2008
      • 9488

      #3
      I like these hulls, and I'm looking forward to a video of it running..
      .NAMBA20...Caterpillar UL-1, P-Spec OM29, P-Mono DF33, P-Spec JAE, Aussie 33" Hydro-LSH, Sprintcat CC2028 on 8s, PT SS45 Q Hydro, PS295 UL-1 power, OSE Brothers Outlaw QMono 4-sale, Rio 51z CC2028 on 8s

      Comment

      • egneg
        Fast Electric Addict!
        • Feb 2008
        • 4670

        #4
        Looking good Mike ... would like to see it run as well!
        IMPBA 20481S D-12

        Comment

        • blackcat26
          High Speed Junkie
          • Sep 2009
          • 1598

          #5
          Fine looking crafsmanship bro. Looks nice!
          FE BOATING: Less like a hobby and more like an addiction!

          Comment

          • Scott T
            Senior Member
            • Oct 2007
            • 590

            #6
            Looks good, very nice job on the motor mount. Good work on the servo mounting too, Seaducers don't leave much room!
            Scott Tapsall
            Pine Rivers Model Powerboat Club - Facebook Page
            My Gallery

            Comment

            • RaceMechaniX
              Fast Electric Addict!
              • Sep 2007
              • 2821

              #7
              This is how I did mine.


              Tyler Garrard
              NAMBA 639/IMPBA 20525
              T-Hydro @ 142.94mph former WR

              Comment

              • HOTWATER
                Fast Electric Addict!
                • Nov 2008
                • 2323

                #8
                Looks good Mike! 187 cable?... That's how i'm building mine bro. I like the stuffing tube tunnel you made...should offer you some good strut adjustments...nice!!

                Just ordered my 1515 1Y from Steven last night....motor mounts and cooling jacket are also on the way!!! Getting a good collection of parts for the build so far...
                Last edited by HOTWATER; 11-11-2010, 03:04 PM.
                "Will race for cookies!"
                IMPBA D12
                My Gallery: http://forums.offshoreelectrics.com/album.php?u=1738

                Comment

                • Chilli
                  Fast Electric Addict!
                  • Jan 2008
                  • 3070

                  #9
                  Thanks for the pics Tyler. Were you able to adjust the CG much with that set up?

                  Hey Kent, I'll be using 187 w/ no teflon in a 1/4" tube. I'm only using .150 in the spec boats now. Glad your getting your mono stuff togethert. I PMed Chuck and he's thinking about a DF to replace the El Lobo. Looks like were going to have a wide variety of mono's as well as tunnels next year in D12 and I think thats cool!
                  Mike Chirillo
                  www.capitolrcmodelboats.com

                  Comment

                  • HOTWATER
                    Fast Electric Addict!
                    • Nov 2008
                    • 2323

                    #10
                    That is fricken awesome bro!! I'm glad i will have more classes to run in next year for sure....

                    Yep, the only things I need now are more batts and the mono hull...lol!
                    "Will race for cookies!"
                    IMPBA D12
                    My Gallery: http://forums.offshoreelectrics.com/album.php?u=1738

                    Comment

                    • andym
                      More Go Than Show Prop Co
                      • Apr 2007
                      • 2406

                      #11
                      Looks good, you may need to lengthen the slot in transom a little, I have mine at 4mm up from board to bottom of strut and level, a near zero lift prop and Cog at 29%. This is the set up I use when rough or racing other boats, when calm and by myself I run 3mm on strut, dead level and 27%. Great hulls but very sensitive

                      Comment

                      • Chilli
                        Fast Electric Addict!
                        • Jan 2008
                        • 3070

                        #12
                        Thanks Andy. Appreciate the set up info! I'll open that slot up a little higher.
                        Mike Chirillo
                        www.capitolrcmodelboats.com

                        Comment

                        • RaceMechaniX
                          Fast Electric Addict!
                          • Sep 2007
                          • 2821

                          #13
                          I was not able to change the CG much in that setup. I had a very hard time trying to loosen the boat up. For the ducer if I built another one I would tried to move the CG back further

                          Tyler
                          Tyler Garrard
                          NAMBA 639/IMPBA 20525
                          T-Hydro @ 142.94mph former WR

                          Comment

                          • andym
                            More Go Than Show Prop Co
                            • Apr 2007
                            • 2406

                            #14
                            I have found that any neg on strut and CoG over 30% = seadunker. This is why I say use a set up board for strut adjustment and I use drill bits to make certain of my height and angle. They are a hull with good lift and respond dramatically to adjustments. Have run strut @ 2 mm on glass water with special 447/3 1515 1y and it is as fast !! This will not work for rough water though. These hulls are the best cornering 4s mono I have ever owned and go EXACTLY where you point them like nothing else. Example ; racing a Falcon cat, trick Zen motor that runs low 60's all day, got in front before the water chopped up to much and stayed there because of the corner speed. Won by 1/2 a lap.
                            I am surprised @ the glass lay up on the boat above !! The bottom of my hull is carbon with a glass top,

                            Comment

                            • LuckyDuc
                              Team Ducati Racing
                              • Dec 2008
                              • 989

                              #15
                              I run a 38" nitro seaducer and it is the best handling race boat I own. I plan to do a 33" FE one in the near future.

                              Comment

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