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Holley EFI Universal Fuel Injector 522-121

Fuel Injector


Universal Fuel Injector; 120 lbs./hr.; Low Impedance; 1 Each;

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  • Bosch/Ev1 Style Performance Injector
  • Low Impedance (2.2 Ohms) For Use With Peak And Hold Drivers
  • Tri-Cone Spray Pattern
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 160 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.


Body Length:2.850 in.
Body Type:EV1
Connector Series:EV1 - Jetronic - (Bosch Style)
Flow Rate:120 lbs./hr.
Fuel Rate:120 lbs./hr
Impedance:2.2 Ohms
O-Ring to O-Ring:2.415 in.
WARNING CA Proposition 65:No


  • 522-121
  • 522-121
  • Holley EFI
  • New

Shipping Information

  • Item Requires Shipping
  • 0.2 lbs.
  • W5.0000” x H1.2300” x L7.5000”


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