knocks don't go away with additives.... just saying.
Looking at that oil pickup, you most assuredly have spun a rod bearing. A visual inspection is not going to reveal this, nor is a wiggle test most of the time. It could also be a wrist pin flopping around.
Looking at that oil pickup, you most assuredly have spun a rod bearing. A visual inspection is not going to reveal this, nor is a wiggle test most of the time. It could also be a wrist pin flopping around.