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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
  • 750CFM HP Carburetor - HO Series AED750HPHO-BK

    AED 750CFM HP Carburetor - HO Series 750HPHO-BK

    ADVANCED ENGINE DESIGN

    $729.95
    The AED 750CFM HP Carburetor is engineered for naturally aspirated engines demanding consistent fuel delivery and proven reliability in high-performance applications. The 750 CFM rating strikes the ideal balance between street and strip performance,...
    AED750HPHO-BK
    SKU:
    AED750HPHO-BK
    Availability:
    Ships Same Business Day
    Weight:
    11.55 LBS
    MFG Part #:
    750HPHO-BK
    $729.95
    Qty in Cart: 0
    Quantity:
    Price:
    $729.95
    Subtotal:
  • Polished S/S 4150 Carb. Fuel Line Kit AED60945

    AED Polished S/S 4150 Carb. Fuel Line Kit 60945

    ADVANCED ENGINE DESIGN

    $69.27
    If you're running a Holley 4150 carburetor on your marine engine or performance build, fuel delivery reliability is non-negotiable. This polished stainless steel fuel line kit provides clean, corrosion-resistant connections with the exact fitment your...
    AED60945
    SKU:
    AED60945
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    MFG Part #:
    60945
    $69.27
    Qty in Cart: 0
    Quantity:
    Price:
    $69.27
    Subtotal:
  • J J MOTORSPORTS In-Line 10 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD J J MOTORSPORTS In-Line 10 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD

    In-Line 10 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD

    J J MOTORSPORTS

    $44.95
    A clean fuel system is non-negotiable for consistent performance and engine reliability, especially in high-demand racing applications. This in-line filter housing provides effective filtration while maintaining straightforward bolt-on installation using...
    RCFL-0003
    SKU:
    RCFL-0003
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    AN ends:
    AN - 10
    Paper Fuel Filter:
    Included
    Material:
    Aluminum
    Made In:
    Michigan, USA
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • J J MOTORSPORTS In-Line 8 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD J J MOTORSPORTS In-Line 8 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD

    In-Line 8 AN Fuel Filter Housing Aluminum Black Anodized 2 inch OD

    J J MOTORSPORTS

    $44.95
    A quality fuel filter housing is essential for protecting your fuel system from contamination while maintaining consistent flow to your engine. This aluminum housing accepts standard 8-inch filters and features 8 AN ports for seamless integration into...
    RCFL-0001
    SKU:
    RCFL-0001
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    AN ends:
    AN - 8
    Paper Fuel Filter:
    Included
    Material:
    Aluminum
    Made In:
    Michigan, USA
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • low profile filter 14x5 dry washable 3000857-dm

    Low Profile Filter 14x5 Dry Washable 3000857-DM

    WALKER ENGINEERING

    $120.99
    A quality air filter is fundamental to engine performance and longevity. This low-profile design delivers maximum airflow while fitting tight engine bays, making it ideal for custom builds and performance applications where space is at a premium. The dry...
    WLK3000857-DM
    SKU:
    WLK3000857-DM
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    $120.99
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • low profile filter 14x5 performance washable 3000857

    Low Profile Filter 14x5 Performance Washable 3000857

    WALKER ENGINEERING

    $120.99
    A quality intake air filter is fundamental to engine performance—restricting airflow costs you horsepower and efficiency. This low-profile design delivers maximum air volume in compact engine bays, making it ideal for tight fitment applications where...
    WLK3000857
    SKU:
    WLK3000857
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    $120.99
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • low profile filter 14x3 dry washable 3000856-dm

    Low Profile Filter 14x3 Dry Washable 3000856-DM

    WALKER ENGINEERING

    $120.99
    A quality air filter directly impacts engine efficiency, throttle response, and overall performance—especially in high-demand racing applications where every intake cycle matters. This low-profile design fits tight engine bays without sacrificing...
    WLK3000856-DM
    SKU:
    WLK3000856-DM
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    $120.99
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • low profile filter 14x3 performance washable 3000856

    Low Profile Filter 14x3 Performance Washable 3000856

    WALKER ENGINEERING

    $120.99
    A properly sized air filter is critical to maintaining peak engine efficiency and protecting internal components from contaminants. This low-profile design fits tight engine bays without sacrificing airflow, making it ideal for custom builds and vehicles...
    WLK3000856
    SKU:
    WLK3000856
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    $120.99
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • low profile filter top only 3000855

    Low Profile Filter Top Only 3000855

    WALKER ENGINEERING

    $144.99
    A low-profile air cleaner lid keeps your engine bay clean while maintaining the tight, purposeful aesthetic that separates a well-built machine from the rest. If you're running a custom intake setup or working in confined underhood spaces, this...
    WLK3000855
    SKU:
    WLK3000855
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $144.99
    Subtotal:
  • classic profile filter 14x3 qualifying only 3000817-qf

    Classic Profile Filter 14x3 Qualifying Only 3000817-QF

    WALKER ENGINEERING

    $99.99
    A clean, efficient air intake is fundamental to consistent engine performance, and this classic profile filter delivers straightforward reliability for qualifying applications. With its 14-inch diameter and compact 3-inch height, it provides optimal...
    WLK3000817-QF
    SKU:
    WLK3000817-QF
    Availability:
    Ships Same Business Day
    Weight:
    1.65 LBS
    $99.99
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • classic profile filter 14x3 dry washable 3000817-dm

    Classic Profile Filter 14x3 Dry Washable 3000817-DM

    WALKER ENGINEERING

    $120.99
    A quality air filter is foundational to engine performance—it directly impacts airflow efficiency, throttle response, and engine longevity. The Classic Profile Filter 14x3 delivers consistent, unrestricted air delivery while its washable design...
    WLK3000817-DM
    SKU:
    WLK3000817-DM
    Availability:
    Ships Same Business Day
    Weight:
    1.60 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • classic profile filter 14x3 perf washable 3000817

    Classic Profile Filter 14x3 Perf Washable 3000817

    WALKER ENGINEERING

    $120.99
    A quality air filter is fundamental to engine performance—it directly impacts airflow, combustion efficiency, and horsepower delivery. This classic profile cotton filter offers superior filtration without the recurring cost of disposable replacements,...
    WLK3000817
    SKU:
    WLK3000817
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $120.99
    Subtotal:
  • low profile filter base only 3000809

    Low Profile Filter Base Only 3000809

    WALKER ENGINEERING

    $144.99
    A quality air cleaner base is fundamental to your engine's breathing efficiency and longevity. This low-profile design integrates seamlessly into tight engine bays while maintaining optimal airflow dynamics, making it ideal for street, strip, and track...
    WLK3000809
    SKU:
    WLK3000809
    Availability:
    Ships Same Business Day
    Weight:
    1.30 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $144.99
    Subtotal:
  • foam filter wrap for round filters 3000796

    Foam Filter Wrap For Round Filters 3000796

    WALKER ENGINEERING

    $87.99
    A foam pre-filter wrap extends the service life of your round air filter by trapping larger debris and airborne contaminants before they reach the primary filter element. This additional layer of protection is essential for high-flow applications and...
    WLK3000796
    SKU:
    WLK3000796
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $87.99
    Subtotal:
  • white outerwear for round 14in filter 3000790

    White Outerwear For Round 14in Filter 3000790

    WALKER ENGINEERING

    $32.99
    Protect your high-flow air filter from debris, dust, and premature clogging with this purpose-built outer wrap. The polyester construction shields your filter element while maintaining optimal airflow, extending service intervals and preserving peak...
    WLK3000790
    SKU:
    WLK3000790
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $32.99
    Subtotal:
  • classic profile filter 14x5 qualifying only 3000775-qf

    Classic Profile Filter 14x5 Qualifying Only 3000775-QF

    WALKER ENGINEERING

    $125.99
    A quality air filter is the first line of defense between your engine and contamination—directly impacting combustion efficiency and overall performance. The Classic Profile Filter 14x5 delivers reliable filtration in a compact, bolt-on design that fits...
    WLK3000775-QF
    SKU:
    WLK3000775-QF
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $125.99
    Subtotal:
  • classic profile filter 14x5 dry washable 3000775-dm

    Classic Profile Filter 14x5 Dry Washable 3000775-DM

    WALKER ENGINEERING

    $124.99
    A quality air filter is fundamental to engine performance—it directly affects intake efficiency, combustion quality, and overall horsepower delivery. The Classic Profile Filter 14x5 offers reliable, dry-element filtration that maintains consistent...
    WLK3000775-DM
    SKU:
    WLK3000775-DM
    Availability:
    Ships Same Business Day
    Weight:
    2.55 LBS
    $124.99
    Qty in Cart: 0
    Quantity:
    Price:
    $124.99
    Subtotal:
  • classic profile filter 14x5 perf washable 3000775

    Classic Profile Filter 14x5 Perf Washable 3000775

    WALKER ENGINEERING

    $125.99
    A high-flow air intake requires an equally capable filter to maximize performance gains without sacrificing engine protection. This classic profile design delivers consistent airflow while the reusable cotton media eliminates the recurring cost and waste...
    WLK3000775
    SKU:
    WLK3000775
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    $125.99
    Qty in Cart: 0
    Quantity:
    Price:
    $125.99
    Subtotal:
  • low profile filter 14x4 qualifying only 3000728-qf

    Low Profile Filter 14x4 Qualifying Only 3000728-QF

    WALKER ENGINEERING

    $109.99
    If you're running a qualifying-only setup, airflow efficiency at the filter stage directly impacts your engine's ability to deliver peak horsepower when it counts. This low-profile design eliminates unnecessary height restrictions while maintaining the...
    WLK3000728-QF
    SKU:
    WLK3000728-QF
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $109.99
    Subtotal:
  • low profile filter 14x4 dry washable 3000728-dm

    Low Profile Filter 14x4 Dry Washable 3000728-DM

    WALKER ENGINEERING

    $117.99
    A high-flow air filter is fundamental to maximizing your engine's breathing efficiency and power output. This low-profile design delivers increased airflow to your intake system while maintaining excellent filtration, making it ideal for street and track...
    WLK3000728-DM
    SKU:
    WLK3000728-DM
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    $117.99
    Qty in Cart: 0
    Quantity:
    Price:
    $117.99
    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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