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DT125R FORUM

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  4. The wr200 3xp / dt125r 3bn hybrid 200cc engine no.2

The wr200 3xp / dt125r 3bn hybrid 200cc engine no.2

Scheduled Pinned Locked Moved Engine
43 Posts 10 Posters 7.5k Views 2 Watching
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  • CalumC Calum

    Banging. Keep us posted.

    Louis-DT-WRL Offline
    Louis-DT-WRL Offline
    Louis-DT-WR
    wrote on last edited by
    #3

    @Calum cheers Calum, hope it works out alright, might take a few months, need to view the cran housing soon.
    alt text
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    1 Reply Last reply
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    • Louis-DT-WRL Offline
      Louis-DT-WRL Offline
      Louis-DT-WR
      wrote on last edited by
      #4

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      Cylinder fits and ports all math up perfectly now.
      Crankshaft housing to be bored out next

      1 Reply Last reply
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      • Louis-DT-WRL Offline
        Louis-DT-WRL Offline
        Louis-DT-WR
        wrote on last edited by
        #5

        Crankshaft is finally due to arrive tomorrow 😁

        After speaking of the anodizers they recommend not anodising on a sandblasted finish.

        So I Powder coated instead.

        alt text
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        F CalumC 2 Replies Last reply
        2
        • Louis-DT-WRL Louis-DT-WR

          Crankshaft is finally due to arrive tomorrow 😁

          After speaking of the anodizers they recommend not anodising on a sandblasted finish.

          So I Powder coated instead.

          alt text
          alt text

          F Offline
          F Offline
          finnerz89
          wrote on last edited by
          #6

          @Louis-James similar colour to my cases! 👍 Looking good dude

          Current bikes:
          DT125X '07
          Street Triple R '11
          Aprilia ETV1000 '02

          Previous:
          DR650RSE '96
          FJ1200 '92

          Louis-DT-WRL 1 Reply Last reply
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          • F finnerz89

            @Louis-James similar colour to my cases! 👍 Looking good dude

            Louis-DT-WRL Offline
            Louis-DT-WRL Offline
            Louis-DT-WR
            wrote on last edited by
            #7

            @finnerz89 thanks, I chose at random tbh as the samples are so hard to tell from in my experience but happy with the outcome

            1 Reply Last reply
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            • Louis-DT-WRL Louis-DT-WR

              Crankshaft is finally due to arrive tomorrow 😁

              After speaking of the anodizers they recommend not anodising on a sandblasted finish.

              So I Powder coated instead.

              alt text
              alt text

              CalumC Offline
              CalumC Offline
              Calum
              wrote on last edited by
              #8

              @Louis-James They've come up well.

              I was always really sceptical about powdercoating the crank cases.

              Always Originate, Never Pirate!

              declanD 1 Reply Last reply
              1
              • CalumC Calum

                @Louis-James They've come up well.

                I was always really sceptical about powdercoating the crank cases.

                declanD Offline
                declanD Offline
                declan
                wrote on last edited by
                #9

                @Calum howcome

                1 Reply Last reply
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                • Louis-DT-WRL Offline
                  Louis-DT-WRL Offline
                  Louis-DT-WR
                  wrote on last edited by
                  #10

                  alt text
                  Finally arrived

                  NINJAN 1 Reply Last reply
                  3
                  • Louis-DT-WRL Louis-DT-WR

                    alt text
                    Finally arrived

                    NINJAN Offline
                    NINJAN Offline
                    NINJA
                    wrote on last edited by
                    #11

                    @Louis-James Very cranky!!! :smiling_face_with_open_mouth_cold_sweat: :face_with_tears_of_joy: 🤣

                    SEDUCED BY THE DARK SIDE!!!

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                    • MiniaM Offline
                      MiniaM Offline
                      Minia
                      wrote on last edited by
                      #12

                      Looking good! Then again everything you do looks outstanding to me.

                      Yamaha DT125R Blue 2002, XT 125 1982, Yamaha WR250Z 1992, BMW GS650F 1994, Benelli BN302 2015

                      Louis-DT-WRL 1 Reply Last reply
                      1
                      • MiniaM Minia

                        Looking good! Then again everything you do looks outstanding to me.

                        Louis-DT-WRL Offline
                        Louis-DT-WRL Offline
                        Louis-DT-WR
                        wrote on last edited by
                        #13

                        @Minia thanks man. I like to do my best 😉

                        1 Reply Last reply
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                        • Louis-DT-WRL Offline
                          Louis-DT-WRL Offline
                          Louis-DT-WR
                          wrote on last edited by
                          #14

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                          New powervalver but not genuine from Greece.

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                          NINJAN 1 Reply Last reply
                          1
                          • Louis-DT-WRL Louis-DT-WR

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                            New powervalver but not genuine from Greece.

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                            NINJAN Offline
                            NINJAN Offline
                            NINJA
                            wrote on last edited by
                            #15

                            @Louis-James If it's not genuine then what are the Yammy packets for??? :confused_face:

                            SEDUCED BY THE DARK SIDE!!!

                            Louis-DT-WRL 1 Reply Last reply
                            0
                            • NINJAN NINJA

                              @Louis-James If it's not genuine then what are the Yammy packets for??? :confused_face:

                              Louis-DT-WRL Offline
                              Louis-DT-WRL Offline
                              Louis-DT-WR
                              wrote on last edited by
                              #16

                              @NINJA the powervalve is a reproduction. I have lots of brand new genuine parts that came from fowlers

                              1 Reply Last reply
                              0
                              • Louis-DT-WRL Offline
                                Louis-DT-WRL Offline
                                Louis-DT-WR
                                wrote on last edited by
                                #17

                                What is this? I've not seen it before from memory clips inside the splined washer .

                                alt text

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                                1 Reply Last reply
                                0
                                • Louis-DT-WRL Offline
                                  Louis-DT-WRL Offline
                                  Louis-DT-WR
                                  wrote on last edited by
                                  #18

                                  alt text
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                                  Cases bored out for the larger crankshaft

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                                  NINJAN 1 Reply Last reply
                                  2
                                  • Louis-DT-WRL Louis-DT-WR

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                                    Cases bored out for the larger crankshaft

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                                    NINJAN Offline
                                    NINJAN Offline
                                    NINJA
                                    wrote on last edited by
                                    #19

                                    @Louis-James Sweet looking job dude. :clapping_hands:

                                    SEDUCED BY THE DARK SIDE!!!

                                    1 Reply Last reply
                                    0
                                    • CalumC Offline
                                      CalumC Offline
                                      Calum
                                      wrote on last edited by
                                      #20

                                      WOw, that looks superb!

                                      Always Originate, Never Pirate!

                                      Louis-DT-WRL 1 Reply Last reply
                                      0
                                      • CalumC Calum

                                        WOw, that looks superb!

                                        Louis-DT-WRL Offline
                                        Louis-DT-WRL Offline
                                        Louis-DT-WR
                                        wrote on last edited by
                                        #21

                                        @Calum @NINJA cheers lads. When you're rebuilding an engine that the previous owner "rebuilt" themselves you soon realise how many parts were missing, damaged or incorrect. Any help with the clutch washer ? Still need to do 1 more fowlers order. Pistons on its way 🙂

                                        1 Reply Last reply
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                                        • 2 Offline
                                          2 Offline
                                          2stroketerry
                                          wrote on last edited by
                                          #22

                                          @Louis-James Great little engine your building and like seeing quality work that you do. When i put a 57mm stroke crank in mine didn't fit the washer under the PRIMARY DRIVE GEAR NUT so the so the nut had the maximum amount of threads to screw onto.

                                          0_1537452840393_nut.jpg

                                          The tabbed washer inside the splined washer is used to set the mainshaft endfloat on the clutch on some yamaha engines as they mix and match some gears inside the crankcase.
                                          Was thinking of using this on my new engine build but now decided to see what i can build using the Athena 170 kit so just bought them.
                                          https://www.ebay.co.uk/itm/YAMAHA-WR-200-3XP-4BF-NEW-SLEEVED-BIG-BORE-68mm-Cylinder-PISTON-3XP-11311-00-00/113185389112?hash=item1a5a5ffa38:g:3fwAAOSwEfBbZ3Je

                                          @Louis-James where did you get the final drive shaft from as need one for my new build. thanks

                                          Louis-DT-WRL 1 Reply Last reply
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