EMPI 9432. An affordable Electronic Ignition Conversion for either stock (71-later) or 009 distributors. Must be used with a Coil with an Internal Resistor or an external Ballast Resistor must be used. (The Bosch Blue Coil is Internally Resisted). Bus 1979 & Vanagon 80-83# – fits only Federal Models originally equipped with points distributors, will not replace Factory Hall Ignition.