QuickCar’s LED backlit Oil Pressure, Water Temperature, Fuel Pressure, & 5” Tachometer standard mechanical gauges mounted in a black panel measuring 15-1/8” wide and 4-1/2” tall. Panel comes complete with all sending units, warning lights, and wiring for easy installation. Water Temp. gauge comes with a 1/2”-NPT adapter to mount in the intake of almost any high-performance engine while Oil and Fuel Pressure gauges have a standard 1/8”-NPT fitting for plumbing lines (sold separately) Tachometer has a 5” display from 0-10,000 RPM’s with a single high recall and can be used with a 4-cylinder, 6-cylinder, or V8 engine. Warning lights activate when Oil Pressure drops below 20 PSI, Water Temp. goes above 235° F, and Fuel Pressure drops below 4 PSI.