@musiclovr2 Thank you for the comment. Yes, when I maintain bikes,always listen music radio programs that makes me relax. Not a rod Knocking! musiclovrs:-} That noise is a typical Kawasaki GPz400-750's sound . I don't dislike it:D
I'm changing my clutch plates soon (in Japan) so watched a few videos how to do it in English and then just for fun some Japanese and all the English guys said to soak the friction plates in oil for 10-30min and all the Japanese guys just sprinkle some oil on. Really surprising its not the other way around.