0-80 Psi Dual Station Oil Pressure Sender | Sierra OP24891 Engine oil pressure sending unit sends signal from 1 engine to 2 separate 80 PSI oil pressure gauges. 80 PSI pressure rating Dual station 1/8 inch NPT thread size 10-32 stud terminal Works with US ohm scale oil pressure gauges Replaces Crusader R020006 Replaces Mercruiser 37293T Replaces Marine Power 456132 Replaces Pleasurecraft Marine R020006 Replaces Stewart Warner 82514 Replaces Volvo Penta 872064 Replaces Teleflex IA15003