not sure about the coil, but a new ballast resistor will normally smoke at first, they do get quite hot, make sure you have it mounted to the firewall [heat sink], not just hanging on the wire
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics
