HOLLEY 522-428 Performance Fuel Injector Set High Impedance Lb/hr Horsepower 670

( Brand: Holley ), ( Manufacturer Part Number: 522-428 ), ( Part Type: Fuel Injector ), ( Fitment Type: Performance/custom ), ( Notes: Kit Fuel Injector 42 Pph, 8 Pack )

Review HOLLEY 42 Lb/hr Performance Fuel Injector Set Of High Impedance Horsepower 670

Holley 522-428 42 lb/hr Performance Fuel Injector Set - High Impedance, Horsepower 670

Experience unparalleled fuel delivery and performance enhancement with the Holley 522-428 42 lb/hr High Impedance Fuel Injector Set, capable of handling horsepower up to an impressive 670. This set is designed for serious enthusiasts seeking to elevate their engine's efficiency and power output.

Each injector in this set is precisely engineered to deliver a consistent 42 pounds per hour of fuel at 43.5 PSI, ensuring optimal combustion and throttle response. The high impedance design (12 ohms) offers improved voltage sensitivity, making it ideally suited for modern electronic fuel injection systems.

The Holley 522-428 injectors are constructed from high-quality materials, featuring a robust, corrosion-resistant housing that withstands the harsh conditions of high-performance applications. The injectors also come with a durable O-ring and a 373 TPI nozzle for reliable performance over extended periods.

Installation is a breeze, thanks to the included wiring harness, which is specifically designed to fit seamlessly into your existing fuel system. The harness features heavy-duty terminals and high-quality wire insulation for improved longevity and reliability.

By choosing the Holley 522-428 42 lb/hr Performance Fuel Injector Set, you're investing in a high-quality, high-performance fuel delivery solution that will take your engine to new heights. Upgrade your ride today and experience the difference Holley injectors can make!

1. High Flow Rate: This injector set can deliver a flow rate of 42 lb/hr, which is suitable for high horsepower applications.

2. High Impedance: The high impedance design helps in maintaining a stable voltage, reducing noise and improving fuel atomization.

3. Durable: The injectors are made from high-quality materials ensuring longevity and reliability.

4. Adjustable: The adjustable fuel pressure allows for fine-tuning to meet specific engine requirements.

1. Cost: The injector set is more expensive compared to lower flow rate options, which might not be affordable for all buyers.

2. Compatibility: Ensure that the injectors are compatible with your vehicle and fuel system before making a purchase.

3. Requires Fuel Pressure Regulator: Since these are high impedance injectors, a compatible fuel pressure regulator is necessary to maintain the correct fuel pressure.

In conclusion, the Holley 522-428 42 lb/hr Performance Fuel Injector Set is a high-quality product suitable for high horsepower applications. However, its cost and the need for compatible components should be considered before making a purchase. If you have the budget and the necessary components, this injector set can provide excellent performance. For lower horsepower applications, you might want to consider lower flow rate injectors to save on cost.

Details:

These injectors provide excellent linearity with no discernible bounce at low pulse width s as commonly found in other. For listings with free shipping, it only applies within the continental 48 states. Holley EFI Fuel Injectors provide precision fuel delivery you can depend on. They are available from 19 to 160 lb/hr flow rates accommodate a variety of vehicles mild street cars high horsepower race applications.

Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass winding's, and high-temp O-rings.

part #: 522428 prices

• $299.99-$749.95

specifications carfuelinjector:

• brand: Holley
• mpn: 522-428
• part type: Fuel Injector
• fitment type: Performance/custom
• notes: Kit Fuel Injector 42 Pph, 8 Pack

payments carfuelinjector:

• wallet: Apple-pay
• other
• credit card: Diners-club

offer carfuelinjector:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: July 8, 2025

general carfuelinjector:

• condition: New
• Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors

returns carfuelinjector:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

seller carfuelinjector:

• city: Wrightstown, Wisconsin
• rating: 98.5%
• # reviews: 65588

shipping carfuelinjector:

• service: Standard
• cost: $0.00
• class: Standard
• type: Fixed
• transit: 3-7 Days

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