Hi,
I have had 440's and 383's most with electronic ignition systems and two of those I installed and one that was factory installed. As mentioned earlier in a post in general the Chrysler electronic ignition system runs good.
If you are thinking your issue has to do with the electronic...
I believe S-K tools carry a lifetime warranty. Get ahold of a dealer for a replacement. If you want to play with it I suggest setting the tool on a hard surface with the ball up and with a brass bar tapping the ball to break it free.
I would suggest putting an electrical conduit underground and then running your electrical power lines through the conduit. At the same time, I would suggest running another conduit for the possibility of a cable or phone line (I know old technology) as long as the area was dug up. As was...