salam for all forum sc...aku baru pki motor 135lc..meter xsmpi lg 2ribu..da ado bunyi knocking...nk kate bawak laju idak jgk...bwk cm biase je...standard 60-70km je....so cm ner nk hilang kan bunyi knocking tu....henjut dlm 60km bunyi da kuat....adoi.....letih ...letih cm ner ye nk ilanhkn bunyi tu..
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