Holley Fuel Injector – High Impedance

SKU: 52X-XXX Categories: , ,


Individual or Set of 8, Bosch/EV1 Style


Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible “bounce” at low pulse widths as commonly found in other injectors. They are available from 19 to 48 lb/hr flow rates to accommodate a variety of vehicles from mild street cars to high horsepower race applications. Holley EFI Fuel Injectors provide precision fuel delivery you can depend on.


  • Bosch/EV1 style performance injector(s) – Individual or Set of 8
  • High impedance for use with saturated drivers
  • Tri-cone spray pattern
  • Rated injector flow: 19-48 lb/hr @ 43 PSI

205 lb/hr Features 

  • Bosch/EV14 performance injectors – Set of 4
  • High impedance for use with saturated drivers
  • Rated injector flow: 205 lb/hr @ 43 PSI
  • Supports up to 2600 Horsepower (8 Injectors)
  • Maximum recommended fuel pressure: 75 PSI
  • Requires Terminator Throttle Body Harness Part # 558-439


Additional information


Individual, Set of 8, Set of 4 – 205 lb/hr ONLY

Flow Rate

19 lb/hr, 24 lb/hr, 30 lb/hr, 36 lb/hr, 42 lb/hr, 48 lb/hr, 205 lb/hr


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