Oil Pressure 5 bar Sender 1/8 - 27 NPT WK replaces VDO unit 2 post Veethree
Fits VDO Oil Pressure Gauges. 1/8- 27 NPT. Electrical Oil Pressure 0-5 bar sender unit Thread. 0 to 5 bar Sender Unit Ref: 970830. So the first thing to check is if your engine is standard earth or insulated earth.