Quote Originally Posted by champ210 View Post
Kinda the same scenario i just did. I was told yes this can be done. Wire the cranking batteries together in parallel Lets call them A and B. Then take your charging lead and put the Pos lead to+ on battery A then the Neg lead to - on battery B
This is the correct way to do it. Just be sure your jumper wires are big enough to handle the amperage and use fine stranded wire. Cj