ok i need some help, when i start my engine i hear a really really loud knocking noise around cylinder 1 *top left* i think thats one, and stays that way, it use to be when it starts knocking it'll go away after a while when the oil there. but now its just knocking constantly, what do i do? is it rods? what could be making that loud knocking noise? and what can i do?
engine knocking noise
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