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Air and Fuel

Air and Fuel

Air and Fuel

Circle Track Fuel Cells, Pumps & Carburetors for Racing Engines at JJ Motorsports

Optimize your circle track racing setup with high-quality air and fuel components from JJ Motorsports. Our selection includes carburetors, fuel pumps, intake manifolds, fuel cells, and more, designed for maximum power, efficiency, and reliability in late models, modifieds, and street stocks. These durable parts ensure optimal fuel delivery and engine performance under intense racing conditions.

Shop trusted brands like JAZ Products and Pro/Cam. Explore related categories such as circle track engines and components for power upgrades or circle track suspension and components for handling enhancements.

Top Circle Track Air and Fuel Products

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
  • Dominator HP #33 Air Bleed HLY126-33-10

    Holley Dominator HP #33 Air Bleed 126-33-10

    HOLLEY

    $28.73
    Precise air-fuel mixture tuning is critical for consistent carburetor performance, and air bleeds are the foundation of accurate jetting. The Holley Dominator HP #33 Air Bleed lets you dial in the exact air volume your fuel circuit requires, whether...
    HLY126-33-10
    SKU:
    HLY126-33-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-33-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #32 Air Bleed HLY126-32-10

    Holley Dominator HP #32 Air Bleed 126-32-10

    HOLLEY

    $28.73
    Precision air bleeds are essential for dialing in your Holley carburetor's fuel mixture across the entire throttle range. A worn or incorrect air bleed directly impacts idle quality, transition response, and overall drivability—making this a critical...
    HLY126-32-10
    SKU:
    HLY126-32-10
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    126-32-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #31 Air Bleed HLY126-31-10

    Holley Dominator HP #31 Air Bleed 126-31-10

    HOLLEY

    $27.16
    Air bleeds are critical tuning components that directly affect fuel atomization and combustion efficiency in Holley carburetors. Running the correct size air bleed prevents rich conditions, reduces fuel consumption, and ensures consistent jetting across...
    HLY126-31-10
    SKU:
    HLY126-31-10
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    126-31-10
    $27.16
    Qty in Cart: 0
    Quantity:
    Price:
    $27.16
    Subtotal:
  • Dominator HP #30 Air Bleed HLY126-30-10

    Holley Dominator HP #30 Air Bleed 126-30-10

    HOLLEY

    $28.73
    Precise air bleed sizing is critical for dialing in carburetor calibration, and running the wrong specification throws off your air-fuel ratio and costs you horsepower. The Holley Dominator HP #30 delivers the exact orifice diameter you need to optimize...
    HLY126-30-10
    SKU:
    HLY126-30-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-30-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #29 Air Bleed HLY126-29-10

    Holley Dominator HP #29 Air Bleed 126-29-10

    HOLLEY

    $28.73
    Air bleeds are critical to carburetor tuning—they control the air-to-fuel ratio in your main and idle circuits, directly affecting throttle response, fuel economy, and overall engine performance. If you're running a Holley Dominator HP carburetor and...
    HLY126-29-10
    SKU:
    HLY126-29-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-29-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #28 Air Bleed HLY126-28-10

    Holley Dominator HP #28 Air Bleed 126-28-10

    HOLLEY

    $28.73
    Air bleeds are critical tuning components that directly impact your carburetor's fuel atomization and engine response across the RPM range. Getting the right bleed size ensures precise fuel metering in the idle and low-speed circuits, preventing rich...
    HLY126-28-10
    SKU:
    HLY126-28-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-28-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #26 Air Bleed HLY126-26-10

    Holley Dominator HP #26 Air Bleed 126-26-10

    HOLLEY

    $28.73
    Air bleeds are critical to carburetor tuning—they meter air into the fuel circuit to optimize atomization and combustion across the RPM range. Using the correct air bleed size directly impacts throttle response, fuel economy, and peak power output. The...
    HLY126-26-10
    SKU:
    HLY126-26-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-26-10
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #25 Air Bleed HLY126-25-10

    Holley Dominator HP #25 Air Bleed 126-25-10

    HOLLEY

    $28.73
    Precise air bleed sizing is critical for dialing in your Holley carburetor's fuel curve across the RPM range. A worn or incorrect air bleed will throw off your jetting calculations and rob you of consistent performance. This OEM Holley set gives you the...
    HLY126-25-10
    SKU:
    HLY126-25-10
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    126-25-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #24 Air Bleed HLY126-24-10

    Holley Dominator HP #24 Air Bleed 126-24-10

    HOLLEY

    $28.73
    Carburetor tuning demands precision, and air bleeds are critical to achieving the right fuel-air mixture across your operating range. The Holley Dominator HP #24 delivers consistent, reliable atomization for better throttle response and cleaner...
    HLY126-24-10
    SKU:
    HLY126-24-10
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    126-24-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Dominator HP #23 Air Bleed HLY126-23-10

    Holley Dominator HP #23 Air Bleed 126-23-10

    HOLLEY

    $28.73
    Air bleeds are critical fuel system components that directly impact carburetor tuning precision and engine performance. If your Holley Dominator HP carb isn't delivering consistent fuel atomization across the RPM band, worn or incorrect air bleeds are...
    HLY126-23-10
    SKU:
    HLY126-23-10
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    126-23-10
    $28.73
    Qty in Cart: 0
    Quantity:
    Price:
    $28.73
    Subtotal:
  • Power Valve  HLY125-95

    Holley Power Valve 125-95

    HOLLEY

    $20.09
    The Holley Power Valve 125-95 is essential for carburetors that demand precise fuel metering across the RPM range. This single-stage valve opens at 9.5 inches of vacuum, enriching the fuel mixture during acceleration and part-throttle conditions to...
    HLY125-95
    SKU:
    HLY125-95
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-95
    $20.09
    Qty in Cart: 0
    Quantity:
    Price:
    $20.09
    Subtotal:
  • Power Valve  HLY125-85

    Holley Power Valve 125-85

    HOLLEY

    $18.22
    The Holley Power Valve 125-85 is essential for carburetor tuning precision—it automatically enriches your fuel mixture during acceleration and cruise conditions, optimizing drivability across the RPM range. Whether you're fine-tuning a street engine or...
    HLY125-85
    SKU:
    HLY125-85
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-85
    $18.22
    Qty in Cart: 0
    Quantity:
    Price:
    $18.22
    Subtotal:
  • Power Valve  HLY125-75

    Holley Power Valve 125-75

    HOLLEY

    $17.89
    The Holley Power Valve 125-75 is essential for tuning your carburetor's fuel delivery across the entire RPM range, ensuring optimal air-fuel ratios from idle through cruising speeds. By opening at 7.5 inches of vacuum, this single-stage valve prevents...
    HLY125-75
    SKU:
    HLY125-75
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-75
    $17.89
    Qty in Cart: 0
    Quantity:
    Price:
    $17.89
    Subtotal:
  • Power Valve  HLY125-65

    Holley Power Valve 125-65

    HOLLEY

    $16.28
    The Holley Power Valve 125-65 is essential for carburetor tuning, delivering precise fuel mixture control across varying engine loads and RPM ranges. This single-stage valve opens at 6.5 inches of vacuum, ensuring your engine runs lean during cruising...
    HLY125-65
    SKU:
    HLY125-65
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-65
    $16.28
    Qty in Cart: 0
    Quantity:
    Price:
    $16.28
    Subtotal:
  • Power Valve Check Ball Kit HLY125-500

    Holley Power Valve Check Ball Kit 125-500

    HOLLEY

    $32.58
    Power valve failure is one of the most common causes of carburetor performance degradation, leading to poor fuel economy, hesitation, and inconsistent idle quality. This Holley check ball kit provides a straightforward solution to prevent costly damage...
    HLY125-500
    SKU:
    HLY125-500
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    125-500
    $32.58
    Qty in Cart: 0
    Quantity:
    Price:
    $32.58
    Subtotal:
  • Power Valve  HLY125-50

    Holley Power Valve 125-50

    HOLLEY

    $20.09
    The Holley Power Valve 125-50 is essential for maintaining consistent carburetor performance across varying engine loads and throttle conditions. This single-stage valve automatically adjusts fuel mixture delivery by responding to engine vacuum,...
    HLY125-50
    SKU:
    HLY125-50
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-50
    $20.09
    Qty in Cart: 0
    Quantity:
    Price:
    $20.09
    Subtotal:
  • Power Valve  HLY125-45

    Holley Power Valve 125-45

    HOLLEY

    $17.03
    The Holley Power Valve 125-45 is essential for carburetors running lean cruise mixtures—it enriches fuel delivery under load to prevent stumble and hesitation while maintaining fuel economy at steady throttle. Whether you're tuning a street engine or...
    HLY125-45
    SKU:
    HLY125-45
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-45
    $17.03
    Qty in Cart: 0
    Quantity:
    Price:
    $17.03
    Subtotal:
  • Power Valve  HLY125-35

    Holley Power Valve 125-35

    HOLLEY

    $17.03
    The Holley Power Valve 125-35 is essential for optimizing your carburetor's fuel curve across the RPM range, ensuring lean cruise conditions while delivering the enrichment needed under load. This single-stage valve responds precisely to engine vacuum,...
    HLY125-35
    SKU:
    HLY125-35
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-35
    $17.03
    Qty in Cart: 0
    Quantity:
    Price:
    $17.03
    Subtotal:
  • Power Valve  HLY125-25

    Holley Power Valve 125-25

    HOLLEY

    $18.22
    Precise fuel delivery is the foundation of consistent carburetor performance, and the Holley Power Valve 125-25 is engineered to optimize your fuel mixture across the entire RPM range. This single-stage valve responds to engine vacuum conditions, leaning...
    HLY125-25
    SKU:
    HLY125-25
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-25
    $18.22
    Qty in Cart: 0
    Quantity:
    Price:
    $18.22
    Subtotal:
  • Power Valve  HLY125-185

    Holley Power Valve 125-185

    HOLLEY

    $31.96
    The Holley Power Valve 125-185 is essential for carburetors that demand precise fuel delivery across a wide RPM range. This single-stage valve opens at 8.5 inches of vacuum, allowing your engine to run lean during cruise conditions while enriching the...
    HLY125-185
    SKU:
    HLY125-185
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    125-185
    $31.96
    Qty in Cart: 0
    Quantity:
    Price:
    $31.96
    Subtotal:
  • Total: items /

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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