Fixing the BJ26 Handling Issues

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  • tiqueman
    Fast Electric Addict!
    • Jul 2009
    • 5669

    #271
    Tape is a good thing.
    Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
    HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
    WEST FL MODEL BOAT CLUB www.scottskiracing.com

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    • roadrashracing
      Fast Electric Addict!
      • Aug 2010
      • 1462

      #272
      As far as turn fins, is stock the best location then, or off to the side or cut them short?

      Comment

      • G-UNIT
        Senior Member
        • Nov 2009
        • 949

        #273
        Raise them to the top mounting hole and angle them in to match the angle of the hull for starters

        Comment

        • tiqueman
          Fast Electric Addict!
          • Jul 2009
          • 5669

          #274
          For s & giggles today, I removed my modified and angled turn fins just to see what would happen. I ran it against an exactly the same modified BJ26. Conclusion, I will never install them again. Its a little hard to get to innitiate the turn but once its in it you can keep it WOT the entire turn. Also, when you run these boats w/ other boats, you get real bad chine walking while rolling over other boats wakes. Turn fins removed settles the boat A LOT and it bounces over wakes rather than rolls w/ them. I had to get off throttle one time in a 5 min run because of wakes. My opponent rolled his twice in the straights and had to back off several times to get his to re-plant.

          My experience w/ no fins has been a good one. I will try and get some vids soon.
          Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
          HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
          WEST FL MODEL BOAT CLUB www.scottskiracing.com

          Comment

          • roadrashracing
            Fast Electric Addict!
            • Aug 2010
            • 1462

            #275
            How much run time should you get from say 5000 mh lipos, I heard 3-5 min for most batteries is this true? I was getting 10-15 min in my shockwave 26 bl with one battery basiclly running it the same way, so no turn fins is the way to go??

            Comment

            • tiqueman
              Fast Electric Addict!
              • Jul 2009
              • 5669

              #276
              Originally posted by roadrashracing
              How much run time should you get from say 5000 mh lipos, I heard 3-5 min for most batteries is this true? I was getting 10-15 min in my shockwave 26 bl with one battery basiclly running it the same way, so no turn fins is the way to go??
              Well, Before I started tuning laps w/ my neighbor, Id get about 5 or 6 min before I hit the lvc. Then Id try to start bringing it in at 4 min or so. Then when my neigbor and I started turning laps together, we went up to about 15 minutes... only 4 of which were run time because one of us is upside down. We now time them so that we run about 3.5 to 4 min depending on how often one of us stops for the other b/c of roll overs.

              As for an update w/ the no turn fins. I moved the COG bac a little. Made a strut adjustment, cupped the 642 a bit and went from 40.1 to 42.7mph. Suprisingly my BJ26 over the last month or so has become one of my favorite boats. She a little "floaty" in the straights but is staying more in control than my neighbors whos boat is exactly the same as mine except hes running turn fins still. (cut down and angled). We kept it like that just to be sure I wasnt imagining mine was handling better. We used to run neck and neck and had a hard time catching up to one another if one of us had to back off etc. Now that I can hold corners at w.o.t., I can be a half lap ahead of him in less than 2 laps. Even if I do have to back off b/c I think shes gunna blow over etc, being able to nail the turns is HUGE!!!!
              Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
              HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
              WEST FL MODEL BOAT CLUB www.scottskiracing.com

              Comment

              • tomstoys2
                Senior Member
                • Jun 2008
                • 581

                #277
                Thanks Scott! This it great info. I'm taking mine off tonight. I have been wanting to try it without the turn fins but haven't had a chance. I always wondered by I don't need them on my HOTR cat but the BJ26 had them. Anything that will help some of that chinewalking would be great as well. That combined with a "Custom Tiqueman Hatch" and I got myself a new boat.

                I think the price for the painted hatch is very fair. Hopefully I can get one on order by the end of the year.
                Thanks again for this helpful info, YOU ROCK!

                Comment

                • tiqueman
                  Fast Electric Addict!
                  • Jul 2009
                  • 5669

                  #278
                  Originally posted by tomstoys2
                  Thanks Scott! This it great info. I'm taking mine off tonight. I have been wanting to try it without the turn fins but haven't had a chance. I always wondered by I don't need them on my HOTR cat but the BJ26 had them. Anything that will help some of that chinewalking would be great as well. That combined with a "Custom Tiqueman Hatch" and I got myself a new boat.

                  I think the price for the painted hatch is very fair. Hopefully I can get one on order by the end of the year.
                  Thanks again for this helpful info, YOU ROCK!
                  Thanks for the kind words Tom. I was shocked what a difference it made w/out fins. Totally different boat.

                  Let me know when your ready for the hatch. We are having great succes w/ the painted to match on my neigbors boat.
                  Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
                  HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
                  WEST FL MODEL BOAT CLUB www.scottskiracing.com

                  Comment

                  • roadrashracing
                    Fast Electric Addict!
                    • Aug 2010
                    • 1462

                    #279
                    I figure I ask this here is a nitro blackjack ss worth converting to elctric? there is a cheap on one ebay that I was looking at.

                    Comment

                    • forescott
                      Hopelessly Addicted to RC
                      • Nov 2009
                      • 2686

                      #280
                      Originally posted by roadrashracing
                      I figure I ask this here is a nitro blackjack ss worth converting to elctric? there is a cheap on one ebay that I was looking at.
                      I would say yes! Especially if it already has the red aluminum hardware! And I like the paint/decals better than the blue/yellow ones.

                      Comment

                      • JackBlack26
                        Senior Member
                        • May 2007
                        • 905

                        #281
                        SS hardware is nice! I'm converting my old nitro and will be using the SS gear on it. It would make it easier if someone in this thread could possibly tell us how far from the rear, forward, the motor mounts so I can get the motor in the right spot. It would be greatly appreciated! :)

                        Also, I learned with my nitro BJ 26 that the turn finds don't belong on the boat. Handles way better without them!!

                        Comment

                        • tiqueman
                          Fast Electric Addict!
                          • Jul 2009
                          • 5669

                          #282
                          7.25 inches, inside transom to back of motor. (shaft/ coupler side)
                          Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
                          HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
                          WEST FL MODEL BOAT CLUB www.scottskiracing.com

                          Comment

                          • JackBlack26
                            Senior Member
                            • May 2007
                            • 905

                            #283
                            Thanks Tiqueman!

                            Comment

                            • roadrashracing
                              Fast Electric Addict!
                              • Aug 2010
                              • 1462

                              #284
                              I did not get it in time, oh well

                              Comment

                              • kjohnsiii
                                Senior Member
                                • Oct 2010
                                • 116

                                #285
                                Great thread guys just picked up a bj in a trade. It's going to be my dads x-mas gift (his first boat). Cant wait to see his face when he opens it up.

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