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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
  • 6an Fuel Filter w/85 Micron Screen Ano-Tuff EARAT230206ERL

    Earls 6an Fuel Filter w/85 Micron Screen Ano-Tuff AT230206ERL

    EARLS

    $65.25
    Fuel system contamination is a silent killer of high-performance engines—particles as small as 85 microns can compromise injector spray patterns, reduce flow efficiency, and accelerate wear on fuel pumps. The Earls 6AN Fuel Filter with 85 Micron Screen...
    EARAT230206ERL
    SKU:
    EARAT230206ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $65.25
    Qty in Cart: 0
    Quantity:
    Price:
    $65.25
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  • #6 Fuel Filter W/Bronze Element Black EARAT230106ERL

    Earls #6 Fuel Filter W/Bronze Element Black AT230106ERL

    EARLS

    $71.75
    Fuel contamination is the silent killer of high-performance engines—dirt, rust, and particulates can wreak havoc on injectors, carburetors, and fuel pumps that demand precision. The Earls #6 Fuel Filter with bronze element delivers reliable protection...
    EARAT230106ERL
    SKU:
    EARAT230106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    $71.75
    Qty in Cart: 0
    Quantity:
    Price:
    $71.75
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  • Fuel Filter Barb 5/16-3/8 EAR230103ERL

    Earls Fuel Filter Barb 5/16-3/8 230103ERL

    EARLS

    $64.05
    Fuel system cleanliness directly impacts engine reliability and performance—contaminants and debris can clog injectors, damage fuel pumps, and compromise combustion efficiency. The Earls 5/16-3/8 Fuel Filter Barb delivers inline filtration with a...
    EAR230103ERL
    SKU:
    EAR230103ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $64.05
    Qty in Cart: 0
    Quantity:
    Price:
    $64.05
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  • Phenolic Carb Spacer 1in 4150 Flange DRT62100002

    Dart Phenolic Carb Spacer 1in 4150 Flange 62100002

    DART

    $70.81
    A phenolic carb spacer creates critical thermal isolation between your carburetor and intake manifold, reducing fuel vaporization and improving throttle response across the RPM range. The 1-inch thickness on this Dart unit strikes the optimal balance...
    DRT62100002
    SKU:
    DRT62100002
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $70.81
    Qty in Cart: 0
    Quantity:
    Price:
    $70.81
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  • Filler Straight 2-1/4in Od w/ Paddle Valve ATLTF603-742

    ATL Fuel Cells Filler Straight 2-1/4in Od w/ Paddle Valve TF603-742

    ATL FUEL CELLS

    $224.99
    A quality fuel cell filler neck is critical for safe, reliable fueling in high-performance and racing applications. This ATL unit combines robust aluminum construction with a rollover valve for added safety, ensuring your fuel system stays secure whether...
    ATLTF603-742
    SKU:
    ATLTF603-742
    Availability:
    Ships Same Business Day
    Weight:
    7.00 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $224.99
    Subtotal:
  • Flap Valve Replacement Fits TF600 TF195 TF473 ATLTF564

    ATL Fuel Cells Flap Valve Replacement Fits TF600 TF195 TF473 TF564

    ATL FUEL CELLS

    $14.99
    A faulty or worn flap valve compromises fuel cell integrity and can lead to fuel leakage, safety hazards, or inconsistent fuel delivery during high-performance driving. This OEM ATL replacement flap valve restores proper sealing and pressure regulation...
    ATLTF564
    SKU:
    ATLTF564
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
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  • Rebuild Kit for ALL40290  ALL99430

    Allstar Performance Rebuild Kit for ALL40290 ALL99430

    ALLSTAR PERFORMANCE

    $22.99
    Fuel pressure inconsistencies can compromise engine performance and reliability across your entire fuel system. This Allstar rebuild kit restores your ALL40290 or ALL99430 fuel regulator to OEM specifications, ensuring precise fuel delivery and stable...
    ALL99430
    SKU:
    ALL99430
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    $22.99
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  • Carb Stud Spacers 2pk  ALL99388

    Allstar Performance Carb Stud Spacers 2pk ALL99388

    ALLSTAR PERFORMANCE

    $3.99
    Carburetor stud spacers are essential for proper carb mounting alignment and gasket sealing. These Allstar Performance spacers prevent carb rocking and fuel leakage by maintaining consistent pressure on your intake manifold studs. A precision-fit pair...
    ALL99388
    SKU:
    ALL99388
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    $3.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3.99
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  • Fuel Regulator Bracket Mallory 4150 ALL54292

    Allstar Performance Fuel Regulator Bracket Mallory 4150 ALL54292

    ALLSTAR PERFORMANCE

    $41.49
    A fuel regulator bracket might seem like a small detail, but it's the foundation of a clean, reliable fuel system installation. This Allstar Performance bracket provides a secure, vibration-resistant mount for your Mallory regulator, eliminating...
    ALL54292
    SKU:
    ALL54292
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
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  • Fuel Regulator Bracket Magnafuel 4500 ALL54290

    Allstar Performance Fuel Regulator Bracket Magnafuel 4500 ALL54290

    ALLSTAR PERFORMANCE

    $41.49
    A fuel regulator bracket is critical infrastructure in any high-performance fuel system—it keeps your regulator secure and properly positioned while maintaining clean fuel delivery under sustained boost or high-RPM conditions. The Allstar Performance...
    ALL54290
    SKU:
    ALL54290
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
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  • Fuel Regulator Bracket Magnafuel 4150 ALL54288

    Allstar Performance Fuel Regulator Bracket Magnafuel 4150 ALL54288

    ALLSTAR PERFORMANCE

    $41.49
    A properly mounted fuel regulator is critical to maintaining consistent fuel pressure across varying engine loads and RPM ranges. This Allstar Performance bracket provides a secure, CNC-friendly foundation for Magnafuel regulators, eliminating pressure...
    ALL54288
    SKU:
    ALL54288
    Availability:
    Ships Same Business Day
    Weight:
    0.33 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
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  • Fuel Regulator Bracket Holley 4500 ALL54286

    Allstar Performance Fuel Regulator Bracket Holley 4500 ALL54286

    ALLSTAR PERFORMANCE

    $41.49
    A fuel regulator bracket is the foundation of a reliable fuel system—improper mounting leads to vibration, leaks, and inconsistent fuel pressure that'll cost you performance and reliability on the track or street. The Allstar Performance bracket for...
    ALL54286
    SKU:
    ALL54286
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
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  • Fuel Regulator Bracket Holley 4150 ALL54284

    Allstar Performance Fuel Regulator Bracket Holley 4150 ALL54284

    ALLSTAR PERFORMANCE

    $41.49
    A fuel regulator bracket is essential infrastructure for any carbureted racing or performance build—it keeps your regulator secure and properly positioned while minimizing vibration-induced pressure fluctuations. The Allstar Performance bracket is...
    ALL54284
    SKU:
    ALL54284
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
    Subtotal:
  • Fuel Regulator Bracket Aeromotive 4500 ALL54282

    Allstar Performance Fuel Regulator Bracket Aeromotive 4500 ALL54282

    ALLSTAR PERFORMANCE

    $41.49
    A fuel regulator bracket is the foundation of a reliable fuel system—without proper mounting, even the best regulator can't maintain consistent pressure under load. The Allstar Performance bracket for Aeromotive regulators provides a rigid,...
    ALL54282
    SKU:
    ALL54282
    Availability:
    Ships Same Business Day
    Weight:
    0.33 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
    Subtotal:
  • Fuel Regulator Bracket Aeromotive 4150 ALL54280

    Allstar Performance Fuel Regulator Bracket Aeromotive 4150 ALL54280

    ALLSTAR PERFORMANCE

    $41.49
    A properly secured fuel regulator is non-negotiable for consistent fuel delivery and system reliability. This Allstar bracket is engineered to provide rock-solid mounting for your Aeromotive regulator, eliminating vibration-induced pressure fluctuations...
    ALL54280
    SKU:
    ALL54280
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    $41.49
    Qty in Cart: 0
    Quantity:
    Price:
    $41.49
    Subtotal:
  • Throttle Return Bracket 4500 Black ALL54203

    Allstar Performance Throttle Return Bracket 4500 Black ALL54203

    ALLSTAR PERFORMANCE

    $57.69
    A reliable throttle return system is critical for consistent fuel delivery and safe engine operation, especially under high-load racing conditions. This Allstar Performance bracket ensures positive spring tension and eliminates throttle hesitation or...
    ALL54203
    SKU:
    ALL54203
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $57.69
    Qty in Cart: 0
    Quantity:
    Price:
    $57.69
    Subtotal:
  • Throttle Return Bracket Black 4150/Edelbrock ALL54202

    Allstar Performance Throttle Return Bracket Black 4150/Edelbrock ALL54202

    ALLSTAR PERFORMANCE

    $57.69
    A properly functioning throttle return system is critical to predictable throttle response and driver safety—especially under high-RPM acceleration or in competition environments. The Allstar Performance ALL54202 eliminates sloppy throttle linkage and...
    ALL54202
    SKU:
    ALL54202
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    $57.69
    Qty in Cart: 0
    Quantity:
    Price:
    $57.69
    Subtotal:
  • Throttle Return Bracket 4500 Clear ALL54201

    Allstar Performance Throttle Return Bracket 4500 Clear ALL54201

    ALLSTAR PERFORMANCE

    $57.69
    A reliable throttle return system is critical to maintaining consistent fuel delivery and safe engine operation, especially in high-performance or competition applications where throttle response precision matters. This Allstar Performance bracket...
    ALL54201
    SKU:
    ALL54201
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    $57.69
    Qty in Cart: 0
    Quantity:
    Price:
    $57.69
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  • Throttle Return Bracket Clear 4150/Edelbrock ALL54200

    Allstar Performance Throttle Return Bracket Clear 4150/Edelbrock ALL54200

    ALLSTAR PERFORMANCE

    $57.69
    A properly functioning throttle return system is critical for consistent fuel delivery and safe engine operation—especially under high-load racing conditions where hesitation or stick-prone throttle response can cost you races or worse. This Allstar...
    ALL54200
    SKU:
    ALL54200
    Availability:
    Ships Same Business Day
    Weight:
    0.49 LBS
    $57.69
    Qty in Cart: 0
    Quantity:
    Price:
    $57.69
    Subtotal:
  • Throttle Bell Crank  ALL54152

    Allstar Performance Throttle Bell Crank ALL54152

    ALLSTAR PERFORMANCE

    $33.49
    A precision throttle bell crank is fundamental to any high-performance fuel system where accurate throttle response directly impacts acceleration and drivability. The ALL54152 delivers the durability and reliability you need for both street and track...
    ALL54152
    SKU:
    ALL54152
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    $33.49
    Qty in Cart: 0
    Quantity:
    Price:
    $33.49
    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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