hi guys im new to this so please go easy on me .. my engine began making a strange clicking noise today as i was on my way to work i still had full power so decided i would continue to work and put a new spark plug in at lunch time however at home time the engine started up first time but still clicking i decided to ride home but only got 1km when engine abruptly stalled and wont start up although it is turning over and does have engine oil help appreciated