Holley EFI 1/4" EGT PROBE, OPEN TIP 554-177

90DEG 27.50IN
Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.FeaturesCompletely standalone with easy-to-read analog dial - Great for EFI or carbureted applicationsFeatures 0-5 volt analog output for data loggingIncludes Bosch LSU 4.9 wideband O2 sensor which is compatible with all fuel types (Unleaded, Leaded, E85, Diesel, or Methanol)Gauge reads in gasoline scale onlySlim-style composite carbon case allows mounting with very little dash space required270° sweep pointer from 6 to 3 o’clock makes gauge easy to read at a glanceInternal microprocessor controls the pointer movement to ensure accurate movement in street, off road, and racing conditionsAdjustable LED warning light allows user to set both low and high trigger pointsPeak recall button allows user to view min/max gauge readingsGauge includes a 5 ft. 6-pin weathertight sensor harness and 4 ft. power/ground/lighting harness allowing for flexible mounting locationsSpin lock ring threads to back of gauge case for simple and secure gauge mountingCNC machined billet aluminum bezels with anodized finish – Bezels are threaded for easy replacementMultiple bezel options available separately – User can customize the gauge to their preference