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

    $330.36
    ARP-135-5901
    Out of stock
  • ARP Headstuds ARP BB Chevy Dart 12Pt Head Stud Kit, 235-4303
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    ARP BB Chevy Dart 12Pt Head Stud Kit, 235-4303

    $281.58
    ARP-235-4303
    Out of stock
  • ARP Headstuds ARP BB Chevy Dart Big Chief Head Stud Kit, 235-4112
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    ARP BB Chevy Dart Big Chief Head Stud Kit, 235-4112

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

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

    $306.65
    ARP-235-4725
    Out of stock
  • ARP Headstuds ARP BB Chevy Spread Port Head Stud Kit, 235-4304
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    ARP BB Chevy Spread Port Head Stud Kit, 235-4304

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

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

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

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

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

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

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

    $177.41
    ARP-155-3603
    Out of stock
  • ARP Headstuds ARP BB Mopar B & Rb Wedge 12Pt Head Bolt Kit, 245-3706
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    ARP BB Mopar B & Rb Wedge 12Pt Head Bolt Kit, 245-3706

    $259.04
    ARP-245-3706
    Out of stock
  • ARP Headstuds ARP BBC Dart Blk W/Dart Head 12Pt Head Stud Kit, 235-4317
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    ARP BBC Dart Blk W/Dart Head 12Pt Head Stud Kit, 235-4317

    $291.99
    ARP-235-4317
    Out of stock
  • ARP Headstuds ARP BBC W/Brdx Alum Block W/Sonny Lenard 14.5 Pro Stock Head,Ps Head Head Stud Kit, 135-4301
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    ARP BBC W/Brdx Alum Block W/Sonny Lenard 14.5 Pro Stock Head,Ps Head Head Stud Kit, 135-4301

    $422.70
    ARP-135-4301
    Out of stock
  • ARP Headstuds ARP BBC W/Brodix Alum Block Fits BB1,2,2T,2X,2ExTRa,3,4,4ExTRa,5 Heads Head Stud Kit, 135-4302
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    ARP BBC W/Brodix Alum Block Fits BB1,2,2T,2X,2ExTRa,3,4,4ExTRa,5 Heads Head Stud Kit, 135-4302

    $362.36
    ARP-135-4302
    Out of stock
  • ARP Headstuds ARP BBC W/Brodix Alum Block W/Big Duke/Big Chief Heads Head Stud Kit, 135-4304
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    ARP BBC W/Brodix Alum Block W/Big Duke/Big Chief Heads Head Stud Kit, 135-4304

    $431.18
    ARP-135-4304
    Out of stock

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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?

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