CARQUEST 53-33629 Switch

Descripition:

Notes: GM Medium Duty Trucks, 4 Terminal, Terminals 1 & 3 Open at 2-5 PSI Descending Pressure, 0 PSI -- 0-10 Ohms, 10 PSI -- 18-25 Ohms, 20 PSI -- 27-35 Ohms, 40 PSI -- 45-55 Ohms, 60 PSI -- 60-68 Ohms, 80 PSI -- 70-80 Ohms, 1/8"-27 NPTF Dryseal Thread

Notes 2: Oil Pressure Sending Unit - w/Gauge