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DT125R FORUM

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  4. Somethings leaking :/

Somethings leaking :/

Scheduled Pinned Locked Moved Engine
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  • jakeyboyJ jakeyboy

    Hi, recently brought a Dt in September and Iโ€™m fairly new to the dismantling and fixing side of engines but like to think Iโ€™m not completely useless as fitted a kickstarter mech and a few other basic changes to the bike.
    Got back from a ride and noticed there was oil all over the bottom of my casing and also my coolant was leaking from the pump. The oil and coolant has seem have just gone straight through the gaskets. (Shitty eBay set for like a 10r which I now know are useless) they lasted a month but thatโ€™s it... just wondering if something else it leaking like the head and wanted another point of view before I end up replacing all gaskets. Because looks a bit of an odd place for oil to be if itโ€™s just the right side of engine.alt text
    alt text

    Added a few photos (I think)
    Any helps appreciated ๐Ÿ™‚

    Irongamer727I Offline
    Irongamer727I Offline
    Irongamer727
    wrote on last edited by
    #2

    @jakeyboy bad clutch cover gasket maybe?

    jakeyboyJ 1 Reply Last reply
    0
    • Irongamer727I Irongamer727

      @jakeyboy bad clutch cover gasket maybe?

      jakeyboyJ Offline
      jakeyboyJ Offline
      jakeyboy
      wrote on last edited by
      #3

      @Irongamer727 yes thatโ€™s what I was thinking but wondering why the oil managed to get so far up the casing at the front? Or would this be normal. Cheers

      NINJAN 1 Reply Last reply
      0
      • Glynn123G Offline
        Glynn123G Offline
        Glynn123
        wrote on last edited by
        #4

        I've used the cheap gasket kits off eBay on mine, they have all worked great apart from the head gasket, throw that straight in the bin.

        jakeyboyJ 1 Reply Last reply
        0
        • Glynn123G Glynn123

          I've used the cheap gasket kits off eBay on mine, they have all worked great apart from the head gasket, throw that straight in the bin.

          jakeyboyJ Offline
          jakeyboyJ Offline
          jakeyboy
          wrote on last edited by
          #5

          @Glynn123 thinking of getting the more pricey Athena full kit from eBay, should be better

          NINJAN 1 Reply Last reply
          1
          • jakeyboyJ jakeyboy

            @Glynn123 thinking of getting the more pricey Athena full kit from eBay, should be better

            NINJAN Offline
            NINJAN Offline
            NINJA
            wrote on last edited by NINJA
            #6

            @jakeyboy Athena gaskets are about the best quality ones you can buy ATM!!! ๐Ÿ˜‰

            SEDUCED BY THE DARK SIDE!!!

            1 Reply Last reply
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            • jakeyboyJ jakeyboy

              @Irongamer727 yes thatโ€™s what I was thinking but wondering why the oil managed to get so far up the casing at the front? Or would this be normal. Cheers

              NINJAN Offline
              NINJAN Offline
              NINJA
              wrote on last edited by NINJA
              #7

              @jakeyboy Also the black oil is burnt engine oil, I would check that all engine bolts are securely tightened up to their correct torque settings. And the carb fixings on the rubber pipes and manifold as well. Personally I would replace all gaskets with the Athena ones, as with everything in life quality does not come cheap and buying cheap products usually costs you in the long run. :winking_face:

              I would also check that you exhaust is not leaking anywhere too. And in your second pic you have different bolts holding on the water pump cover. Which would give different levels of sealing. It would be worth replacing all of those with bolts which are all the same. Cheap Stainless steel bolt kits can be purchased off ebay and are well worth the investment in the long run. Along with a Haynes manual too, both are essential bit's of kit which will save you a lot of money!!! ๐Ÿ˜‰ :grinning_face_with_smiling_eyes: :grinning_face_with_smiling_eyes:

              SEDUCED BY THE DARK SIDE!!!

              jakeyboyJ 1 Reply Last reply
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              • NINJAN NINJA

                @jakeyboy Also the black oil is burnt engine oil, I would check that all engine bolts are securely tightened up to their correct torque settings. And the carb fixings on the rubber pipes and manifold as well. Personally I would replace all gaskets with the Athena ones, as with everything in life quality does not come cheap and buying cheap products usually costs you in the long run. :winking_face:

                I would also check that you exhaust is not leaking anywhere too. And in your second pic you have different bolts holding on the water pump cover. Which would give different levels of sealing. It would be worth replacing all of those with bolts which are all the same. Cheap Stainless steel bolt kits can be purchased off ebay and are well worth the investment in the long run. Along with a Haynes manual too, both are essential bit's of kit which will save you a lot of money!!! ๐Ÿ˜‰ :grinning_face_with_smiling_eyes: :grinning_face_with_smiling_eyes:

                jakeyboyJ Offline
                jakeyboyJ Offline
                jakeyboy
                wrote on last edited by jakeyboy
                #8

                @NINJA thanks for the help appreciate it, already purchased the bolt kit so should be arriving soon and about to get new gasket set. Will be sorting that out when it arrives and also got some new reeds coming so will be a good opportunity to check all the bolts on manifold and carb. Also I have a 2005 Yamaha DT X, would this be ok as Iโ€™m aware they are fairly similar. https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F361287660164

                1 Reply Last reply
                1
                • jakeyboyJ Offline
                  jakeyboyJ Offline
                  jakeyboy
                  wrote on last edited by
                  #9

                  https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F152642149627

                  These look alright?

                  CalumC Irongamer727I 2 Replies Last reply
                  1
                  • jakeyboyJ jakeyboy

                    https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F152642149627

                    These look alright?

                    CalumC Offline
                    CalumC Offline
                    Calum
                    wrote on last edited by
                    #10

                    @jakeyboy I tend to buy my gaskets from PJME rather than eBay.

                    But each to their own.

                    Always Originate, Never Pirate!

                    1 Reply Last reply
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                    • jakeyboyJ jakeyboy

                      https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F152642149627

                      These look alright?

                      Irongamer727I Offline
                      Irongamer727I Offline
                      Irongamer727
                      wrote on last edited by
                      #11

                      @jakeyboy why buy a whole gasket set?

                      jakeyboyJ 1 Reply Last reply
                      0
                      • Irongamer727I Irongamer727

                        @jakeyboy why buy a whole gasket set?

                        jakeyboyJ Offline
                        jakeyboyJ Offline
                        jakeyboy
                        wrote on last edited by
                        #12

                        @Irongamer727 cheaper than buying individually and less hassle

                        NINJAN 1 Reply Last reply
                        0
                        • jakeyboyJ jakeyboy

                          @Irongamer727 cheaper than buying individually and less hassle

                          NINJAN Offline
                          NINJAN Offline
                          NINJA
                          wrote on last edited by NINJA
                          #13

                          @jakeyboy I believe that the DTR and DTX share the same engine, maybe with some slight differences, but the Haynes manual will give lots of help with basic maintenance. And the Athena gaskets look good, it's always better to start off with a full set, as that way if you don't use em all you will have some spares for the future. ๐Ÿ˜‰

                          You can download the manuals for free, but having a hard copy is always handy;

                          See here;

                          https://dt125r.co.uk/topic/579/downladable-dtr-re-x-manuals

                          SEDUCED BY THE DARK SIDE!!!

                          jakeyboyJ 1 Reply Last reply
                          0
                          • NINJAN NINJA

                            @jakeyboy I believe that the DTR and DTX share the same engine, maybe with some slight differences, but the Haynes manual will give lots of help with basic maintenance. And the Athena gaskets look good, it's always better to start off with a full set, as that way if you don't use em all you will have some spares for the future. ๐Ÿ˜‰

                            You can download the manuals for free, but having a hard copy is always handy;

                            See here;

                            https://dt125r.co.uk/topic/579/downladable-dtr-re-x-manuals

                            jakeyboyJ Offline
                            jakeyboyJ Offline
                            jakeyboy
                            wrote on last edited by
                            #14

                            @NINJA sound, thanks. Just ordered ๐Ÿ™‚ had a brief look through the online manuals and havenโ€™t seen anything regarding torque settings for the bike. Any idea where I can find this?
                            Cheers

                            jakeyboyJ 1 Reply Last reply
                            0
                            • jakeyboyJ jakeyboy

                              @NINJA sound, thanks. Just ordered ๐Ÿ™‚ had a brief look through the online manuals and havenโ€™t seen anything regarding torque settings for the bike. Any idea where I can find this?
                              Cheers

                              jakeyboyJ Offline
                              jakeyboyJ Offline
                              jakeyboy
                              wrote on last edited by jakeyboy
                              #15

                              @jakeyboy oops, had another look and found some measurements but nothing for engine casing torque & exhaust. Much appreciated!

                              NINJAN declanD 2 Replies Last reply
                              0
                              • jakeyboyJ jakeyboy

                                @jakeyboy oops, had another look and found some measurements but nothing for engine casing torque & exhaust. Much appreciated!

                                NINJAN Offline
                                NINJAN Offline
                                NINJA
                                wrote on last edited by
                                #16

                                @jakeyboy There normally at the front of the Haynes manual.

                                SEDUCED BY THE DARK SIDE!!!

                                1 Reply Last reply
                                1
                                • jakeyboyJ jakeyboy

                                  @jakeyboy oops, had another look and found some measurements but nothing for engine casing torque & exhaust. Much appreciated!

                                  declanD Offline
                                  declanD Offline
                                  declan
                                  wrote on last edited by
                                  #17

                                  @jakeyboy due to oil being thin when hot the force of the wind can push the oil all over the place

                                  jakeyboyJ 1 Reply Last reply
                                  1
                                  • declanD declan

                                    @jakeyboy due to oil being thin when hot the force of the wind can push the oil all over the place

                                    jakeyboyJ Offline
                                    jakeyboyJ Offline
                                    jakeyboy
                                    wrote on last edited by
                                    #18

                                    @declan thanks for clearing that up ๐Ÿ™‚

                                    1 Reply Last reply
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