Electrical problem
1998 Ford Mustang 6 cyl Two Wheel Drive Manual 170000 miles

I need to replace the battery cables compleatly due to corosion but there seem to be a lot of ground wires that connect to fifferent points of the frame or body, so it is not just poz to the poz battery terminal and than to starter and the neg to the frame from the neg cable on the battery can you suggest anything for me thank you