AutoMeter Auto Gage Mechanical Water Temperature Gauge - 2-1/16" Brake Bias Adjuster They have a female 1/8"

They have a female 1/8" NPT for adding any AED Fuel Pressure Gauges

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N/A or forced induction

AN-06 Male Ford Return Line

Ultra Low Pressure

AutoMeter Auto Gage Mechanical Water Temperature Gauge - 2-1/16" Brake Bias Adjuster They have a female 1/8"Engines don't like high water temperatures, Heat is the enemy of performance and reliability. Keep tabs on your temps with the most accurate, quickest responding water temperature gauge on the market. AutoMeter's advanced bourdon tube meter movement provides unparalleled performance in the most demanding applications. A 6' capillary tube and 1 2" NPT mounting nut are included. Allows Several Instruments To Be Mounted Clean And Uniform Look Clear