New replacement oil pressure switch harness, with proper OEM connectors makes replacing that ratty old harness a breeze. Fits all 86 thru 91 vans.Ref ID: ASY-9980101

This is the adaptor that screws into the engine case for the 068 919 081C oil pressure switch (located behind the waterpump) screws into. Fits all 2.1ltrs van.Sold individually. Ref ID: 025919086

Oil pressure switch electrical connector and snap shut housing. Just in case you need a new one. Fits other sending units as well.Ref ID: 180-984

A/C pressure switch. Fits on hose between the receiver dryer and the expansion valve.A/C pressure switch with the pigtail. Fit all models 86 thru 91. Ref ID: 321959483