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Holley EFI

Holley EFI 522-831 83 lb/hr Performance Fuel Injector - Individual

Part # 522-831 Be the first to write a review

Bosch/EV1 Style, Low Impedance

Holley EFI 522-831 83 lb/hr Performance Fuel Injector - Individual

Estimated Ship Date: 06/26/2026
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3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

See Emissions Details
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. Holley EFI Fuel Injectors provide precision fuel delivery you can depend on.

Features:

  • Bosch/EV1 style performance injector - Individual
  • Low impedance (2.2 Ohms) for use with peak and hold drivers
  • Rated injector flow: 83 lb/hr @ 43 PSI
  • Tri-cone spray pattern
Brand Holley EFI
Emission Code3
Product TypeFuel Injectors
WarrantyManufacturer's Limited 90 Day (1 Year with Warranty Registration)
UPC090127666586
Manufacturer Part Number522-831
Part Number522-831
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

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

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Instructions for Part# 522-831
Bosch Style Injectors Specs
Manufacturer's Limited 90 Day (1 Year with Warranty Registration): See Details

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      *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.