Hey I have a 2000 DR400 that is leaking a little oil. It is leaking out of the small black half round things at the top of the head. Can anyone tell me what exactly these things do and why they are there. Is it a very big job to replace them???
Hey I have a 2000 DR400 that is leaking a little oil. It is leaking out of the small black half round things at the top of the head. Can anyone tell me what exactly these things do and why they are there. Is it a very big job to replace them???
With out seeing a pic I would say it may be the Revcounter drive hole but post a Picture of area & will know for sure & what to do from there
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''D'' seal,made when the cam bearings are bored.Use new genuine,and seal with OE grade silicon.
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