6 gauge set include 6 gauges: Speedometer, Tachometer, oil pressure, temp, fuel, volt meter. Speedometer and tachometer: This speedometer with left right turn signal and high beam White dial face, chrome bezel. 3-3/8 or 85mm mounting holes AMP 8-pin connector wiring. Touch-sense button to change the setup parameters. Easy setup for pulse/rev. LED back lighting, blue color at night. 2-1/16 or 52mm mounting holes LED back lighting, blue color at night. Input ranges: Oil pressure: 10-184ohms, show 0-145 PSI Fuel level: 0-90 ohms, E – F (for GM style). Temp: 287.4-22.4 ohms (low match).