This HEI distributor ignition control module fits Engines 229-231-305-307-350 CID
This part is usually the cause of a no-spark condition.
Cadillac:
60 Special 1993
Allante 1987-92
Brougham 1987-90
Commercial Chassis 1981-92
DeVille 1981-95
ElDorado 1980-93
Fleetwood 1981-92
Seville 1980-93