Try installing a set of old points ignition! ;)
D^2
PS, unfortunately, Mike's suggestion could be right.
Quoting Mike Pittinaro <mechimike@xxxxxxxxx>:
> > turned off. We replaced the balast resistor, the
> > electronic ignition module and the coil. All with
>
> Zounds! Quite a mystery. It might be something with
> the distributor. Check the cap, rotor, and, it may
> sound dumb, but make sure its turning. The
> distributor shaft, drive gear, or even the timing
> chain may have given up the ghost.
>
> =====
> --Mike Pittinaro