What is this it's attached to my positive terminal and had both of these in it which one goes where and am I missing any?
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Those are fuses or fusible links.
Can’t tell from the photo which one will go where, but can see 60A and 30A.
Edit to 60 & 30 based in comment. If you can see the wires - and one pair is thicker than the other, then put the 60A on the thicker ones.