Stop in for a cup of coffee

Ok I'm not a real engine guru like you guys, so excuse my ignorance. My question, I thought (told by PO) when they switched the engine to EFI, and by-passed the ballast you no longer needed to worry about the ballast??
If you want to learn a bit about ballast resistors here's a article about them. Ballast Resistor Guide - Ballast Blast-Off - Mopar Muscle Magazine