Minimum needed is:

Carb (check)
Distributor (check)
ECU & Wiring harness
I "think" the Ballast resistor is different (dual vs single)

Optional/Suggested:

Manifold (check)
Replacement aircleaner setup


1970 Charger - V10, 6spd, Alterkation, Street Lynx 4 Link, Moser Dana 60, Wilwood 14" disks, Forgeline 18" Wheels (Rear:335's), ISIS Multiplexing Wiring http://www.v10mopar.com 2012 Charger SRT8