hi i have a nsr 250 mc 16 , been giving me endless problems , thought maybe you guys could please help me out. Firstly when i start the bike the oil light does not go off and it does not smoke as it used to , secondly when i start it , it idles for a while then cuts off sometimes but never starts again, and now if i turn the throttle while idling it cuts off, please help all advise is welcome.