Included is an extra wiring harness that is marked 1-3 fuel, 4-8 six shooter. The wiring harness on the box is marked 1-5 fuel, 7-8 six shooter. Both wiring harnesses have the red two prong plug for the MSD #8168 box.
For a complete read and instructions on this box go to Electrimotion.com.
Note: This is a used item. This item might have been taken in on a trade. RBS may have inspected this item and deemed re-usable. There is no warranty expressed or implied with this item.