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Fuel Pressure Regulator Components

Fuel Pressure Regulator Components

Fuel Pressure Regulator Components

Circle Track Fuel Pressure Regulator Components at JJ Motorsports

Maintain and restore your circle track fuel pressure regulators with high-quality components and rebuild kits from JJ Motorsports. Designed for reliability in demanding racing conditions, these parts include diaphragms, springs, and complete kits to ensure consistent fuel pressure and optimal engine performance for IMCA, USMTS, and other circle track series.

Shop trusted brands like Allstar Performance for regulator rebuild kits, Willy's Carb for alcohol-compatible carb rebuilds, and KSE Racing for billet bypass regulator maintenance. Explore related categories such as Circle Track Fuel Pumps, Regulators and Components for complete fuel system solutions or Circle Track Exhaust for enhanced exhaust performance.

Top Circle Track Fuel Pressure Regulator Components

Allstar Performance Rebuild Kit for ALL40290 ALL99430 – Fuel Regulator Rebuild Kit including diaphragm and screws; compatible with ALL40290 and ALL99430 Allstar regulators.

Rebuild Kit Alcohol 4bbl 750-850 CFM WCDKIT-4AW – Carburetor Rebuild Kit for 4150 Style Carburetors; designed for alcohol use in high-performance applications.

Fuel Regulator Rebuild Kit For KSEKSC2005 KSC3000 – Includes diaphragm and spring; compatible with KSE Billet Bypass Fuel Regulator for smooth and consistent operation.

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Rebuild Kit for ALL40290  ALL99430

    Allstar Performance Rebuild Kit for ALL40290 ALL99430

    ALLSTAR PERFORMANCE

    $22.99
    Fuel Regulator Rebuild KitDiaphragm / ScrewsAllstar RegulatorsKit
    ALL99430
    SKU:
    ALL99430
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    $22.99
    Subtotal:
  • Rebuild Kit Alcohol 4bbl 750-850 CFM WCDKIT-4AW

    Rebuild Kit Alcohol 4bbl 750-850 CFM WCDKIT-4AW

    WILLYS CARB

    $108.99
    Carburetor Rebuild Kit4150 Style CarburetorsAlcoholKit
    WCDKIT-4AW
    SKU:
    WCDKIT-4AW
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MFG Part #:
    KIT-4AW
    $108.99
    Qty in Cart: 0
    Quantity:
    Price:
    $108.99
    Subtotal:
  • Rebuild Kit Fuel Pressure Regulator WCD690

    Rebuild Kit Fuel Pressure Regulator WCD690

    WILLYS CARB

    $35.99
    Fuel Pressure Regulator Rebuild KitWillys RegulatorsKit
    WCD690
    SKU:
    WCD690
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    WCD690
    $35.99
    Qty in Cart: 0
    Quantity:
    Price:
    $35.99
    Subtotal:
  • Fuel Regulator Rebuild Kit For KSEKSC2005 KSEKSC3000

    Fuel Regulator Rebuild Kit For KSEKSC2005 KSC3000

    K.S.E. RACING

    $34.99
    Fuel Regulator Rebuild Kit For KSEKSC2005 The KSE KSC3000 Fuel Regulator Rebuild Kit is designed to maintain the performance and reliability of the KSE Billet Bypass Fuel Regulator. This essential kit includes a diaphragm and spring, crucial components...
    KSEKSC3000
    SKU:
    KSEKSC3000
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    KSC3000
    $34.99
    Qty in Cart: 0
    Quantity:
    Price:
    $34.99
    Subtotal:
  • Rebuild Kit For Bypass Regulators 12-841/12-842 HLY12-823

    Holley Rebuild Kit For Bypass Regulators 12-841/12-842 12-823

    HOLLEY

    $44.78
    Rebuild Kit For Bypass Regulators 12-841/12-842Fuel Pressure Regulator Rebuild KitHolley Bypass RegulatorsKit
    HLY12-823
    SKU:
    HLY12-823
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    12-823
    $44.78
    Qty in Cart: 0
    Quantity:
    Price:
    $44.78
    Subtotal:
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Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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