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Holley 66 lb./hr. Performance Fuel Injectors - Set of 8 522-668

Item #22838

Holley 66 lb./hr. Performance Fuel Injectors - Set of 8 522-668
Bosch/EV1 Style, Low Impedance,
Maximum Horsepower: 1050
- +
Quantity: close

In stock


• This item ships directly from the manufacturer

• Expected delivery time is 1 – 2 weeks

• Not available in Eastwood Retail Stores

• Order may not be changed or canceled


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.


  • Bosch/EV1 style performance injectors - Set of 8
  • Low impedance (2.2 Ohms) for use with peak and hold drivers
  • Rated injector flow: 66 lb/hr @ 43 PSI
  • Supports up to 1050 horsepower
  • Tri-cone spray pattern


(1) Holley 66 lb./hr. Performance Fuel Injectors - Set of 8 522-668


Body Length: 2.85"
Body Style: EV1
Brand: Holley EFI
Connector Series: EV1 - Jetronic - (Bosch Style)
Emission Code: 4
Impedance: 2.2 Ohms
O-Ring to O-Ring: 2.415"
Product Type: EV1 Fuel Injector
Rated Injector Flow : 66 lb/hr
Part Number: 522-668

This part is legal for sale or use on Racing Use Only Vehicles.

The following vehicles are considered Racing Use Only Vehicles:

• Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


1 Year Manufacturers Warranty

Eastwood Offers Free Lifetime Technical Support

Click here for product SDS information

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