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  4. Bike seems to leak coolant from kickstand ??

Bike seems to leak coolant from kickstand ??

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  • mbmO8M Online
    mbmO8M Online
    mbmO8
    wrote last edited by
    #1

    Hi all, I recently rebuilt my top end so had to replace coolant

    After doing so it seams to me that the bike will leak coolant from the kickstand when I park it up and will begin to over heat when riding it afterwards.

    Sorry if this is a dumb mistake but I can’t seem to pin point it thanks all

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    • CalumC Offline
      CalumC Offline
      Calum
      wrote last edited by
      #2

      The kickstand, or are you talking about the coolant overflow pipes that should be routed through the holders next to the shock absorber to the flow.

      This is usually an indication of head gasket failure.

      When you rebuilt the top end, did you skim the head like I describe: https://dt125r.co.uk/topic/11/how-to-i-gentle-skim-your-head-barrel

      Did you ensure to use genuine/Athena head gasket?

      Do not use those cheap white head gaskets they don't work.

      Also did you fit the gasket the right way around.

      If you stick your fingers into the top of the radiator, are your fingers black/oily?

      Always Originate, Never Pirate!

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      • mbmO8M Online
        mbmO8M Online
        mbmO8
        wrote last edited by mbmO8
        #3

        I will check over flow but I got an Athena head gasket for the bike and had the head skimmed too

        And what do you mean right way round for the head gasket is there a top and bottom? We got it facing the right direction but if there’s a top and bottom I’m not sure

        P.s. the coolant doesn’t look contaminated at all

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        • CalumC Offline
          CalumC Offline
          Calum
          wrote last edited by
          #4

          Okay, good, using a good gasket set and the head/skim means it's unlikely to be that.

          But yes, the headgasket only goes on one way.

          You should be able to read UP on the gasket as it's installed. Otherwise you've installed it upside down.

          Let's assume you haven't done that and it's all installed correctly, then I'd still be looking at the overflow bottle. It's possible that your radiator cap is shot and it's not hold 1.3 bar of pressure anymore and just overflowing.

          Always Originate, Never Pirate!

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