Is Petronix solid state ignition upgrade a good option for a 65?
The Pertronix seem to have a good reputation. The issue I have with them is "fixing them" IF they break. This means, basically that you need to buy TWO of them if you expect to fix a problem. That's OK, I guess
you can "splice into" the ballast circuit without cutting wires by using the little piggyback adapters, or you could make a "Y" adapter using the correct terminals. Several ways to skin that cat
Maybe these
Variations on these
or as I said make up a simple crimped terminal "Y" adapter