Using the six volt coil is not longer an option because one of the posts broke off when I tried to remove the wire.

It was actually that event, which occured while I was troubleshooting, the moved this conversion from a thought to a sure thing.

1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble...