Originally Posted by sullyracer
I found a battery cable on the ground I had left off and I don't know where it goes
Google 6 volt batteries and how they are connected for a 12 volt system.
I assume the cable you omitted was a battery conecting cable.
You have to tie each pair of ( two ) 6 volt batteries together to creat 12 volt.
Google is your friend
You can also post , as was suggested a picture of what you have now.