Thanks for the info, but ballast resistors come in different values, trying to get correct resistance to pertronics ignitor.

Tim, 1961 distributer #1112388, 1961 engine, pertronics unit #1168LS, coil Delco#165 12V. 54 3100 5-window w/hydra-matic.

Paul, truck runs like a raped ape with points and condenser, installed pertronics unit, low power, sluggish....