Stop in for a cup of coffee

If you were building a roller cammed 440 to make 550-600 hp, with EFI, what dizzy would you recommend? I’d like to run a factory style and pay hoppy to build it out, but not sure about running the old Electronic ignition boxes on something that hot.I bet they’d work okay though. The new ones are junk and so is MSD so what do I do for ignition