Holley Hall Effect Sensor

SKU: 554-125 Category:



Holley EFI Sensor is designed to generate an input signal to the ECU when used in flying magnet cam and crank trigger setups. This sensor is a Hall Effect sensor, meaning it outputs a square wave signal, which is ideal for use with most electronic fuel injection systems.


  • 3 wire hall-effect speed sensor, generates digital square-wave signal
  • For use with flying magnet targets only – South pole of magnet facing sensor
  • Can operate from 8-20 volts; mating connector included
  • M12x1 threads for finer gap adjustability
  • Approx. 1.5” length


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