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DT125R FORUM

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Jets

Scheduled Pinned Locked Moved Carburetor
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  • V Offline
    V Offline
    vtrn_raptor
    wrote on last edited by
    #7

    I won't to sort it but I don't no what the problem is with the pv I changed the servo and that wasn't the problem and a cdi is £200

    declanD 1 Reply Last reply
    0
    • V vtrn_raptor

      I won't to sort it but I don't no what the problem is with the pv I changed the servo and that wasn't the problem and a cdi is £200

      declanD Offline
      declanD Offline
      declan
      wrote on last edited by
      #8

      @vtrn_raptor well surely it's cheaper to fix the pv rather than waiting for it to seize or something

      1 Reply Last reply
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      • V Offline
        V Offline
        vtrn_raptor
        wrote on last edited by
        #9

        Yeah true

        1 Reply Last reply
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        • A Offline
          A Offline
          andrewj1680
          wrote on last edited by
          #10

          Cant see pinning the pv would be a issue mine 95 model didnt come with a servo and the pv is pinned wide open on that and its covered 600 miles in the last 3wks with not a single problem

          declanD 1 Reply Last reply
          0
          • A andrewj1680

            Cant see pinning the pv would be a issue mine 95 model didnt come with a servo and the pv is pinned wide open on that and its covered 600 miles in the last 3wks with not a single problem

            declanD Offline
            declanD Offline
            declan
            wrote on last edited by
            #11

            @andrewj1680 no maybe it won't but it's designed to have a working powervalve so you can't expect it to run perfect if one piece of the puzzle is missing

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            • A Offline
              A Offline
              andrewj1680
              wrote on last edited by
              #12

              0_1498078902794_20170621_220101.jpg
              Ok so i have a S reg here that ive bought to rebuild the pv as you can see has been pinned it pulls nice and strong every gear to the point it comes off the clock yet i dont have the same issues as above and the only difference is i have a standard front pipe

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              • V Offline
                V Offline
                vtrn_raptor
                wrote on last edited by
                #13

                My last one ran perfect with pinned pv to and had a 170 on it this ones only been doing this since I rebuilt it and put a dep on it

                1 Reply Last reply
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                • CalumC Offline
                  CalumC Offline
                  Calum
                  wrote on last edited by
                  #14

                  Well it's always to get the bike completely stock before diagnosing problems.

                  Bike is always going to run better with Powervalve

                  Don't see why you wouldn't run one.

                  Always Originate, Never Pirate!

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                  • A Offline
                    A Offline
                    andrewj1680
                    wrote on last edited by
                    #15

                    Totally different bike to ride without, the powervalve hits so much harder when it kicks in, the servo just smoothes out the power delivery i think but definitely prefer it without but each to their own i guess

                    CalumC 1 Reply Last reply
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                    • V Offline
                      V Offline
                      vtrn_raptor
                      wrote on last edited by
                      #16

                      The problem is the exhaust was perfectly fine before I did the rebuild power valve kicks in perfect up to third 4ths sluggish 5-6 no power at all starts to die same thing happens on peds if theirs not enough fuel it won't pull

                      1 Reply Last reply
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                      • A andrewj1680

                        Totally different bike to ride without, the powervalve hits so much harder when it kicks in, the servo just smoothes out the power delivery i think but definitely prefer it without but each to their own i guess

                        CalumC Offline
                        CalumC Offline
                        Calum
                        wrote on last edited by
                        #17

                        @andrewj1680 Absolutely mate.

                        No arguments there, it's an absolute riot with the powervalve switched off.

                        But the bike performs much better with the valve.

                        It's why I like old school vtec civics, the ragging factor haha

                        Always Originate, Never Pirate!

                        declanD 1 Reply Last reply
                        0
                        • CalumC Calum

                          @andrewj1680 Absolutely mate.

                          No arguments there, it's an absolute riot with the powervalve switched off.

                          But the bike performs much better with the valve.

                          It's why I like old school vtec civics, the ragging factor haha

                          declanD Offline
                          declanD Offline
                          declan
                          wrote on last edited by
                          #18

                          @Calum so is it better with it pinned or what?

                          CalumC 1 Reply Last reply
                          0
                          • declanD declan

                            @Calum so is it better with it pinned or what?

                            CalumC Offline
                            CalumC Offline
                            Calum
                            wrote on last edited by
                            #19

                            @declan More performance with the servo, much more fun with it pinned.

                            Always Originate, Never Pirate!

                            1 Reply Last reply
                            0
                            • J Offline
                              J Offline
                              Jens Eskildsen
                              wrote on last edited by
                              #20

                              The reason it feels better in the top with the PV pinned is because the difference between lowend and topend is bigger. The bike is really sluggish in the low revs.

                              With a prperworking PV, you get the best of both worlds, and going WOT in high revs, theres no part of the PV visible in the exhaust port, so no restriction at all.

                              CalumC 1 Reply Last reply
                              1
                              • J Jens Eskildsen

                                The reason it feels better in the top with the PV pinned is because the difference between lowend and topend is bigger. The bike is really sluggish in the low revs.

                                With a prperworking PV, you get the best of both worlds, and going WOT in high revs, theres no part of the PV visible in the exhaust port, so no restriction at all.

                                CalumC Offline
                                CalumC Offline
                                Calum
                                wrote on last edited by
                                #21

                                @Jens-Eskildsen Absolutely, unless you have a DTRE CDI where it closes the port at 10K RPM. But earth the green and black wire behind the clocks and BOOM! Full power. Easiest bike to derestrict. It's like the Japs knew 😄

                                Always Originate, Never Pirate!

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