For 1991 Chevrolet R2500 Suburban Engine Speed Sensor Connector AC Delco 81982QN

For Chevrolet Express 2500 Engine Speed Sensor Connector AC Delco 44919FN

For 1991 Chevrolet C3500HD Engine Speed Sensor Connector AC Delco 78414NM

For 1991 Chevrolet C2500 Engine Speed Sensor Connector AC Delco 22186FY

For 1991 Chevrolet K2500 Engine Speed Sensor Connector AC Delco 45299TT

For 1991-1992 Chevrolet G30 Engine Speed Sensor Connector AC Delco 56795XG

For 1991 Chevrolet K2500 Engine Speed Sensor Connector AC Delco 84381MF

For 1991 Chevrolet K3500 Engine Speed Sensor Connector AC Delco 98132RX