Dual Station Oil Pressure Sender | Crusader R020006 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 Original Crusader Replaces Crusader 700403 Replaces Mercury 37293T Replaces Marine Power 456132 Replaces Pleasurecraft R020006 Replaces Volvo 872064