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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
  • Base Plate Inserts 1.050 4pk for 1in Spacer ALL26059

    Allstar Performance Base Plate Inserts 1.050 4pk for 1in Spacer ALL26059

    ALLSTAR PERFORMANCE

    $38.99
    Keep your engine running at peak performance with the Allstar Performance Base Plate Inserts (ALL26059) — precision-machined components designed to give you reliable, consistent airflow control right out of the box. Built specifically for Allstar's...
    ALL26059
    SKU:
    ALL26059
    Availability:
    Ships Same Business Day
    Weight:
    0.37 LBS
    MFG Part #:
    ALL26059
    $38.99
    Qty in Cart: 0
    Quantity:
    Price:
    $38.99
    Subtotal:
  • Alum Carb Hat Deluxe  ALL26044

    Allstar Performance Alum Carb Hat Deluxe ALL26044

    ALLSTAR PERFORMANCE

    $31.99
    Take your engine setup to the next level with the Allstar Performance Deluxe Aluminum Carburetor Hat (ALL26044) — a clean, reliable cover designed to keep contaminants out while giving your build a polished, race-ready look. Crafted from durable aluminum...
    ALL26044
    SKU:
    ALL26044
    Availability:
    Ships Same Business Day
    Weight:
    1.55 LBS
    MFG Part #:
    ALL26044
    $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    $31.99
    Subtotal:
  • Aluminum Carb Hat  ALL26043

    Allstar Performance Aluminum Carb Hat ALL26043

    ALLSTAR PERFORMANCE

    $23.99
    Give your carburetor the protection it deserves with the Allstar Performance Aluminum Carb Hat ALL26043 — a clean, functional solution built for serious racers and weekend warriors alike. Crafted from durable aluminum, this carb hat delivers reliable...
    ALL26043
    SKU:
    ALL26043
    Availability:
    Ships Same Business Day
    Weight:
    0.43 LBS
    MFG Part #:
    ALL26043
    $23.99
    Qty in Cart: 0
    Quantity:
    Price:
    $23.99
    Subtotal:
  • Paper Air Filter 16x4  ALL26030

    Allstar Performance Paper Air Filter 16x4 ALL26030

    ALLSTAR PERFORMANCE

    $32.99
    Keep your engine breathing clean and running strong with the Allstar Performance Paper Air Filter (ALL26030). Designed for serious racers, this filter maximizes airflow while keeping contaminants out — exactly what you need when every horsepower counts...
    ALL26030
    SKU:
    ALL26030
    Availability:
    Ships Same Business Day
    Weight:
    2.28 LBS
    MFG Part #:
    ALL26030
    Qty in Cart: 0
    Quantity:
    Price:
    $32.99
    Subtotal:
  • Paper Air Filter 16x3.5  ALL26029

    Allstar Performance Paper Air Filter 16x3.5 ALL26029

    ALLSTAR PERFORMANCE

    $31.99
    Keep your engine breathing clean and running strong with the Allstar Performance Paper Air Filter (ALL26029). Designed for serious racers, this reliable filter element delivers excellent airflow while keeping harmful debris out of your engine. It's a...
    ALL26029
    SKU:
    ALL26029
    Availability:
    Ships Same Business Day
    Weight:
    2.12 LBS
    MFG Part #:
    ALL26029
    $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    $31.99
    Subtotal:
  • Paper Air Filter 16x3  ALL26028

    Allstar Performance Paper Air Filter 16x3 ALL26028

    ALLSTAR PERFORMANCE

    $30.99
    Keep your engine breathing clean and running strong with the Allstar Performance Paper Air Filter (ALL26028). Designed for serious racers, this high-quality filter element delivers maximized airflow to help your engine perform at its absolute best...
    ALL26028
    SKU:
    ALL26028
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    MFG Part #:
    ALL26028
    $30.99
    Qty in Cart: 0
    Quantity:
    Price:
    $30.99
    Subtotal:
  • Paper Air Filter 14x3.5  ALL26021

    Allstar Performance Paper Air Filter 14x3.5 ALL26021

    ALLSTAR PERFORMANCE

    $17.49
    Give your engine the clean, unrestricted airflow it craves with the Allstar Performance Paper Air Filter (ALL26021). Designed with serious racers in mind, this filter delivers reliable filtration and optimal performance lap after lap. Whether you're...
    ALL26021
    SKU:
    ALL26021
    Availability:
    Ships Same Business Day
    Weight:
    1.87 LBS
    MFG Part #:
    ALL26021
    $17.49
    Qty in Cart: 0
    Quantity:
    Price:
    $17.49
    Subtotal:
  • Paper Air Filter 14x3  ALL26020

    Allstar Performance Paper Air Filter 14x3 ALL26020

    ALLSTAR PERFORMANCE

    $13.69
    Keep your engine breathing clean and running strong with the Allstar Performance Paper Air Filter (ALL26020). Designed to maximize airflow and trap contaminants before they reach your engine, this reliable filter element is a must-have for any serious...
    ALL26020
    SKU:
    ALL26020
    Availability:
    Ships Same Business Day
    Weight:
    1.82 LBS
    MFG Part #:
    ALL26020
    $13.69
    Qty in Cart: 0
    Quantity:
    Price:
    $13.69
    Subtotal:
  • Washable Element 14x6  ALL26006

    Allstar Performance Washable Element 14x6 ALL26006

    ALLSTAR PERFORMANCE

    $69.99
    Keep your engine breathing clean and running strong with the Allstar Performance Washable Air Filter Element (ALL26006) — a smart, long-lasting upgrade over disposable filters. Built from premium reusable cotton, this 14x6 element delivers exceptional...
    ALL26006
    SKU:
    ALL26006
    Availability:
    Ships Same Business Day
    Weight:
    3.09 LBS
    MFG Part #:
    ALL26006
    $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    $69.99
    Subtotal:
  • Washable Element 14x3  ALL26000

    Allstar Performance Washable Element 14x3 ALL26000

    ALLSTAR PERFORMANCE

    $39.99
    Keep your engine breathing clean and running strong with the Allstar Performance Washable Air Filter Element (ALL26000) — a smart, long-lasting upgrade over disposable filters. Designed for serious enthusiasts, this reusable cotton element delivers...
    ALL26000
    SKU:
    ALL26000
    Availability:
    Ships Same Business Day
    Weight:
    2.91 LBS
    MFG Part #:
    ALL26000
    $39.99
    Qty in Cart: 0
    Quantity:
    Price:
    $39.99
    Subtotal:
  • Adjustable Angled Carb Spacer ALL25977

    Allstar Performance Adjustable Angled Carb Spacer ALL25977

    ALLSTAR PERFORMANCE

    $369.99
    Fine-tune your engine's performance with the Allstar Performance Adjustable Angled Carb Spacer (ALL25977) — a precision-engineered solution for optimizing carburetor angle and improving fuel atomization. The adjustable design gives you the flexibility to...
    ALL25977
    SKU:
    ALL25977
    Availability:
    Ships Same Business Day
    Weight:
    1.55 LBS
    MFG Part #:
    ALL25977
    $369.99
    Qty in Cart: 0
    Quantity:
    Price:
    $369.99
    Subtotal:
  • Allstar Performance Carburetor Shear Plate 4500 2.125 in Bores Dominator Flange ALL25973

    Allstar Performance Carburetor Shear Plate 4500 2.125 in Bores Dominator Flange ALL25973

    ALLSTAR PERFORMANCE

    $99.99
    If your race engine is running a big cam with heavy overlap, you already know how tough it can be to keep the vacuum signal strong and consistent — that's exactly where the Allstar Performance Carburetor Shear Plate ALL25973 steps in. Engineered with a...
    ALL25973
    SKU:
    ALL25973
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MFG Part #:
    ALL25973
    $99.99
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • Allstar Performance Carburetor Shear Plate 4500 2.000 Bore Aluminum ALL25972

    Allstar Performance Carburetor Shear Plate 4500 2.000 Bore Aluminum ALL25972

    ALLSTAR PERFORMANCE

    $99.99
    If you're running a high-overlap cam and struggling with poor throttle response or a weak vacuum signal, the Allstar Performance Carburetor Shear Plate (ALL25972) is exactly what your race engine needs. Precision-machined from aircraft-grade 6061-T6...
    ALL25972
    SKU:
    ALL25972
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MFG Part #:
    ALL25972
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • Allstar Performance Carburetor Shear Plate 1/2" Thick 1-3/4" Bores Square Bore Aluminum ALL25970

    Allstar Performance Carburetor Shear Plate 1/2" Thick 1-3/4" Bores Square Bore Aluminum ALL25970

    ALLSTAR PERFORMANCE

    $99.99
    If you're running a high-overlap cam and struggling with a weak vacuum signal, the Allstar Performance Carburetor Shear Plate (ALL25970) is exactly what your race engine needs. By building a low-pressure dam beneath the throttle plates, this...
    ALL25970
    SKU:
    ALL25970
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MFG Part #:
    ALL25970
    $99.99
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • Sure Seal Spacer 2in ALL25947

    Allstar Performance Sure Seal Spacer 2in ALL25947

    ALLSTAR PERFORMANCE

    $23.99
    Take your engine's performance to the next level with the Allstar Performance Sure Seal Spacer — a precision-engineered solution that creates vital clearance between your carburetor and air cleaner while delivering an airtight, leak-free seal every time...
    ALL25947
    SKU:
    ALL25947
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MFG Part #:
    ALL25947
    $23.99
    Qty in Cart: 0
    Quantity:
    Price:
    $23.99
    Subtotal:
  • Sure Seal Spacer 1-1/2in ALL25946

    Allstar Performance Sure Seal Spacer 1-1/2in ALL25946

    ALLSTAR PERFORMANCE

    $20.99
    Take your engine setup to the next level with the Allstar Performance Sure Seal Spacer (ALL25946) — a precision-crafted aluminum spacer that creates the perfect gap between your carburetor and air cleaner for improved airflow and performance. The sure...
    ALL25946
    SKU:
    ALL25946
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MFG Part #:
    ALL25946
    $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    $20.99
    Subtotal:
  • Air Cleaner Base 14in Black ALL25943

    Allstar Performance Air Cleaner Base 14in Black ALL25943

    ALLSTAR PERFORMANCE

    $29.99
    Upgrade your engine bay with a clean, functional foundation that performs as good as it looks. The Allstar Performance 14" Air Cleaner Base (ALL25943) delivers a sleek, lightweight solution for enthusiasts who refuse to compromise on style or quality...
    ALL25943
    SKU:
    ALL25943
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    MFG Part #:
    ALL25943
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • Air Cleaner Top 14in Black ALL25942

    Allstar Performance Air Cleaner Top 14in Black ALL25942

    ALLSTAR PERFORMANCE

    $28.99
    Give your engine bay a clean, finished look with the Allstar Performance 14-inch Air Cleaner Top in sleek black. Built from lightweight aluminum, this lid is the perfect combination of function and style, keeping things tidy under the hood without adding...
    ALL25942
    SKU:
    ALL25942
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MFG Part #:
    ALL25942
    $28.99
    Qty in Cart: 0
    Quantity:
    Price:
    $28.99
    Subtotal:
  • Air Cleaner Base 14in  ALL25941

    Allstar Performance Air Cleaner Base 14in ALL25941

    ALLSTAR PERFORMANCE

    $24.99
    Take your carburetor setup to the next level with the Allstar Performance 14" Air Cleaner Base (ALL25941) — a clean, lightweight solution built for serious racers and weekend warriors alike. Crafted from quality aluminum, this drop base design gives you...
    ALL25941
    SKU:
    ALL25941
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MFG Part #:
    ALL25941
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • Air Cleaner Top 14in  ALL25940

    Allstar Performance Air Cleaner Top 14in ALL25940

    ALLSTAR PERFORMANCE

    $22.99
    Give your engine bay a clean, classic look with the Allstar Performance 14-inch Air Cleaner Top — a go-to upgrade for racers and builders who demand both function and style. Crafted from lightweight aluminum, this lid keeps things simple without...
    ALL25940
    SKU:
    ALL25940
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MFG Part #:
    ALL25940
    $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    $22.99
    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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