Auto Meter 2-1/16 inch (52.4mm) 0-100 PSI Short Sweep Electric Oil Pressure Gauge, LED features advanced 90 degree air core movements and simple three wire installation that characterize these high performance instruments. Electric sending units keep hazardous fluids in the engine compartment sending collected data via an electrical signal to quick reacting, precise air core movements to give you all the information that you need and nothing that you don’t. Includes 1/8 inch NPT sender. Air-core meter movement. Features vintage-style domed lens.