alrighty folks out of no where i have a mysterious knock. its wierd. most of the time its happening all rpms. BUT i dont have a loss in power. I dont know much about rod knock, but i guess it would make the motor really powerless. can somebody WITH EXPERIENCE help me out and guide me to what the problem is? maybe timing chain? it started making the little timing chain noise for a while now. please no b.s. just help me out. thanks for reading