null

Enter Your Vehicle Details To Find The Perfect Fit

Add Your Vehicle to Find Parts

My Garage  
  • Please select vehicle
My Garage  
  • Please select vehicle

  • FREE
    SHIPPING

  • BUY NOW
    PAY LATER

  • GUARANTEED
    FIT

  • AMERICAN
    OWNED

  • LIFETIME
    WARRANTY

  • U.S. BASED
    SUPPORT

Hardware

  • ARP Headstuds ARP 5/16" ARP3.5 Carrillo Replacement Rod Bolt Kit, 300-6608
    Quick view

    ARP 5/16" ARP3.5 Carrillo Replacement Rod Bolt Kit, 300-6608

    $375.98
    ARP-300-6608
  • ARP Headstuds ARP 7/16" 3.5 Carrillo,Lentz, Ferrera Replacement, 300-6601
    Quick view

    ARP 7/16" 3.5 Carrillo,Lentz, Ferrera Replacement, 300-6601

    $1,045.46
    ARP-300-6601
  • ARP Headstuds ARP BB Chevy 1/2" W/Alum Block Head Stud Kit, 135-4206
    Quick view

    ARP BB Chevy 1/2" W/Alum Block Head Stud Kit, 135-4206

    $378.23
    ARP-135-4206
  • ARP Headstuds ARP BB Chevy 3/8 X 1.670 SS Header Stud Kit, 400-1403
    Quick view

    ARP BB Chevy 3/8 X 1.670 SS Header Stud Kit, 400-1403

    $177.16
    ARP-400-1403
  • ARP Headstuds ARP BB Chevy 4-Bolt Main Stud Kit, 135-5601
    Quick view

    ARP BB Chevy 4-Bolt Main Stud Kit, 135-5601

    $180.18
    ARP-135-5601
  • ARP Headstuds ARP BB Chevy 8.1L Vortec W/Windage Main Stud Kit, 135-5901
    Quick view

    ARP BB Chevy 8.1L Vortec W/Windage Main Stud Kit, 135-5901

    $330.36
    ARP-135-5901
  • ARP Headstuds ARP BB Chevy Dart 12Pt Head Stud Kit, 235-4303
    Quick view

    ARP BB Chevy Dart 12Pt Head Stud Kit, 235-4303

    $281.58
    ARP-235-4303
  • ARP Headstuds ARP BB Chevy Dart Big Chief Head Stud Kit, 235-4112
    Quick view

    ARP BB Chevy Dart Big Chief Head Stud Kit, 235-4112

    $329.39
    ARP-235-4112
  • ARP Headstuds ARP BB Chevy Merlin - World 12Pt Head Stud Kit (8 Long Studs), 235-4316
    Quick view

    ARP BB Chevy Merlin - World 12Pt Head Stud Kit (8 Long Studs), 235-4316

    $246.54
    ARP-235-4316
  • ARP Headstuds ARP BB Chevy Merlin - World U/C 12Pt Head Stud Kit (10 Long Studs), 235-4725
    Quick view

    ARP BB Chevy Merlin - World U/C 12Pt Head Stud Kit (10 Long Studs), 235-4725

    $306.65
    ARP-235-4725
  • ARP Headstuds ARP BB Chevy Spread Port Head Stud Kit, 235-4304
    Quick view

    ARP BB Chevy Spread Port Head Stud Kit, 235-4304

    $333.14
    ARP-235-4304
  • ARP Headstuds ARP BB Chevy W/Alum Block 1/2" Head Stud Kit, 235-4706
    Quick view

    ARP BB Chevy W/Alum Block 1/2" Head Stud Kit, 235-4706

    $405.40
    ARP-235-4706
  • ARP Headstuds ARP BB Chevy W/Edelbrock Performer Rpm Head Stud Kit, 235-4718
    Quick view

    ARP BB Chevy W/Edelbrock Performer Rpm Head Stud Kit, 235-4718

    $275.58
    ARP-235-4718
  • ARP Headstuds ARP BB Chevy W/Pontiac Pro Stock Head Bolt Kit, 235-3704
    Quick view

    ARP BB Chevy W/Pontiac Pro Stock Head Bolt Kit, 235-3704

    $372.89
    ARP-235-3704
  • ARP Headstuds ARP BB Chevy W/Pontiac Pro Stock Head Stud Kit, 235-4507
    Quick view

    ARP BB Chevy W/Pontiac Pro Stock Head Stud Kit, 235-4507

    $359.27
    ARP-235-4507
  • ARP Headstuds ARP BB Chrysler '64-'71 426 Hemi & New Hemi Crate Motor Head Bolt Kit, 145-3901
    Quick view

    ARP BB Chrysler '64-'71 426 Hemi & New Hemi Crate Motor Head Bolt Kit, 145-3901

    $302.47
    ARP-145-3901
  • ARP Headstuds ARP BB Ford 460 SVO 12Pt Head Stud Kit, 255-4304
    Quick view

    ARP BB Ford 460 SVO 12Pt Head Stud Kit, 255-4304

    $392.30
    ARP-255-4304
  • ARP Headstuds ARP BB Ford 460 W/Edelbrock Head, Head Bolt Kit, 155-3603
    Quick view

    ARP BB Ford 460 W/Edelbrock Head, Head Bolt Kit, 155-3603

    $177.41
    ARP-155-3603

USE #QUANTUMEQUIPPED ON SOCIAL MEDIA OR UPLOAD SUBMIT YOUR RIDE

Hardware FAQs

What types of hardware does Quantum offer for fuel system installations?+

Quantum offers a wide range of high-quality hardware from leading brands like ARP, AEM, and Phenix. Our hardware includes bolts, fittings, washers, and mounting brackets designed for fuel system components such as fuel pumps and regulators.

What is a fuel pressure regulator mounting bracket, and why do I need one?+

A fuel pressure regulator mounting bracket securely holds the fuel pressure regulator in place, ensuring proper alignment and stability. This is crucial for maintaining consistent fuel pressure and preventing regulator movement during vehicle operation.

Does Quantum offer fuel pump mounting brackets?+

Yes, Quantum provides fuel pump mounting brackets that allow for a secure and vibration-free installation of fuel pumps. These brackets are designed to fit various fuel pump models and simplify the installation process, improving performance and durability.

What is a fuel shut-off valve, and when is it used?+

A fuel shut-off valve is used to control or stop fuel flow, often installed in high-performance or racing applications. It’s useful for maintenance, safety, and emergency situations, enabling quick shutdown of fuel delivery to avoid spills or hazards.

What is a flare cap, and how does it function?+

A flare cap is a protective cap used to cover unused AN or flare fittings, preventing contamination from debris, dirt, or moisture. It’s essential for keeping your fuel system clean and operational during maintenance or when modifying fuel lines.

What types of ARP hardware does Quantum carry?+

Quantum carries a range of ARP hardware, including bolts, head studs, and fasteners. ARP is known for its high-strength materials and precision engineering, making it ideal for high-performance engines and fuel system components that require secure, reliable connections.

How do I know which hardware I need for my fuel system installation?+

For selecting the right hardware, refer to the specifications of your fuel system components, such as the fuel pressure regulator mounting bracket or fuel pump mounting bracket. You can also consult Quantum Fuel Systems customer support for expert guidance on choosing the right fittings, valves, or fasteners for your application.

Quantum Fuel Systems provides a diverse selection of high-quality hardware for your engine and fuel system needs. Our inventory includes bolts, washers, fuel shut-off valves, fuel pump mounting brackets, fuel tank set screws, and more from top brands like Quantum, ARP, and Phenix. Each piece of hardware is crafted from premium materials, ensuring durability and reliability for your vehicle. Whether you're completing a repair, upgrade, or custom build, you can trust Quantum to supply the hardware you need for a secure and efficient installation.
qfs proudly supports the wounded warrior project

About Us

quantum fuel systems blk

QFS was born from a desire for freedom: the freedom to keep your ATV, dirt bike, car, or truck running with dependable, OEM-quality, and affordable fuel systems. We want you back on the road without breaking the bank. Skip the costly dealership—our replacement parts ship directly to you and are easy to install. Enjoy OEM performance with unbeatable US-based support and a lifetime warranty. Are you with us?

READ MORE ABOUT QFS