hey guys, my 2.4 has a knock coming from the top end of the motor, the motor while idling kindof sounds like a diesel now in the way it's knocking its kindof like a constant tocktocktocktock< say that really fast and thats what it sounds like, someone said it could be a sticky lifter, but im under the impression that our 2.4's have hydraulic lifters please correct me if im wrong, some info 2.4l 232xxx kms 5 speed all stock as far as i know