i think the carb can be made to run without anything(LC strips them down for racing, choke removed etc), but it'll be a lot more driveable if you hook a few things up. i have both distributor advances, AAP, choke opener, and choke breaker hooked up. the first 2 have ports on the passenger side of the carb, while the last 3 all hook into the VSV on the center water pipe between the #2 and 3 cylinders. here's a diagram of how i've got it hooked up