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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
  • Carburetor Spacer  TRA2135

    Carburetor Spacer 2135

    TRANS-DAPT

    $74.99
    A carburetor spacer elevates your intake manifold, creating critical distance between the carb and engine for improved airflow dynamics and better fuel atomization. This 1-inch aluminum spacer is essential if you're running a Holley 2-barrel setup and...
    TRA2135
    SKU:
    TRA2135
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    MFG Part #:
    2135
    $74.99
    Qty in Cart: 0
    Quantity:
    Price:
    $74.99
    Subtotal:
  • Carburetor Spacer  TRA2109

    Carburetor Spacer 2109

    TRANS-DAPT

    $52.99
    A carburetor spacer is essential for optimizing fuel distribution and improving throttle response on carbureted engines. By increasing the distance between your carburetor and intake manifold, this 1-inch spacer creates a larger plenum volume, resulting...
    TRA2109
    SKU:
    TRA2109
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MFG Part #:
    2109
    $52.99
    Qty in Cart: 0
    Quantity:
    Price:
    $52.99
    Subtotal:
  • Carburetor Spacer W/Fttg  TRA2103

    Carburetor Spacer W/Fttg 2103

    TRANS-DAPT

    $42.99
    A quality carburetor spacer is essential for optimizing fuel distribution and improving engine response on square-bore carburetors. This 1-inch aluminum spacer increases manifold-to-carb distance, enhancing fuel atomization and reducing hot spots that...
    TRA2103
    SKU:
    TRA2103
    Availability:
    Ships Same Business Day
    Weight:
    1.89 LBS
    MFG Part #:
    2103
    $42.99
    Qty in Cart: 0
    Quantity:
    Price:
    $42.99
    Subtotal:
  • Carburetor Adapter  TRA2087

    Carburetor Adapter 2087

    TRANS-DAPT

    $37.99
    If you're adapting a Holley or Rochester 2-barrel carburetor to a spread-bore manifold, precision fitment is non-negotiable. This aluminum adapter eliminates costly fabrication by providing a direct, bolt-on solution that maintains proper fuel delivery...
    TRA2087
    SKU:
    TRA2087
    Availability:
    Ships Same Business Day
    Weight:
    1.58 LBS
    MFG Part #:
    2087
    $37.99
    Qty in Cart: 0
    Quantity:
    Price:
    $37.99
    Subtotal:
  • Holley Carb Spacer 1in Aluminum Open Center TRA2084

    Holley Carb Spacer 1in Aluminum Open Center 2084

    TRANS-DAPT

    $44.99
    A carburetor spacer serves a critical dual purpose: it raises your carb off the intake manifold to improve air velocity and atomization, while also creating additional plenum volume for better fuel distribution. The Holley 1-inch aluminum spacer is a...
    TRA2084
    SKU:
    TRA2084
    Availability:
    Ships Same Business Day
    Weight:
    1.83 LBS
    MFG Part #:
    2084
    $44.99
    Qty in Cart: 0
    Quantity:
    Price:
    $44.99
    Subtotal:
  • Throttle Return Spring K  TRA2083

    Throttle Return Spring K 2083

    TRANS-DAPT

    $16.99
    A reliable throttle return spring is critical to safe engine operation—it ensures your carburetor returns to idle smoothly and predictably under all conditions. The Throttle Return Spring K 2083 delivers consistent tension and durability, eliminating...
    TRA2083
    SKU:
    TRA2083
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MFG Part #:
    2083
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • Carburetor Spacer  TRA2081

    Carburetor Spacer 2081

    TRANS-DAPT

    $46.99
    A carburetor spacer is essential for optimizing air velocity and fuel atomization in your intake manifold, directly improving throttle response and low-end torque. The 2-inch thickness of the Carburetor Spacer 2081 provides the ideal standoff distance...
    TRA2081
    SKU:
    TRA2081
    Availability:
    Ships Same Business Day
    Weight:
    1.96 LBS
    MFG Part #:
    2081
    $46.99
    Qty in Cart: 0
    Quantity:
    Price:
    $46.99
    Subtotal:
  • Carburetor Adapter  TRA2066

    Carburetor Adapter 2066

    TRANS-DAPT

    $44.99
    If you're upgrading to a spread bore carburetor on an engine originally equipped with square bore, the Carburetor Adapter 2066 is your essential bridge component. This aluminum adapter ensures precise fitment and proper fuel delivery geometry,...
    TRA2066
    SKU:
    TRA2066
    Availability:
    Ships Same Business Day
    Weight:
    1.77 LBS
    MFG Part #:
    2066
    $44.99
    Qty in Cart: 0
    Quantity:
    Price:
    $44.99
    Subtotal:
  • Carburetor Adapter  TRA2034

    Carburetor Adapter 2034

    TRANS-DAPT

    $53.99
    If you're running a square-bore carburetor on a spread-bore intake manifold, this adapter bridges the gap without compromising air velocity or fuel atomization. The Carburetor Adapter 2034 is a straightforward bolt-on solution that eliminates the need...
    TRA2034
    SKU:
    TRA2034
    Availability:
    Ships Same Business Day
    Weight:
    2.08 LBS
    MFG Part #:
    2034
    $53.99
    Qty in Cart: 0
    Quantity:
    Price:
    $53.99
    Subtotal:
  • Fuel Filter Element  SYS208-101400

    Fuel Filter Element 208-101400

    SYSTEM ONE

    $68.00
    Clean fuel is non-negotiable for high-performance engines—contamination will wreck injectors, carburetors, and fuel pumps faster than you'd expect. This stainless steel element delivers reliable 30-micron filtration to keep your fuel system protected,...
    SYS208-101400
    SKU:
    SYS208-101400
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    208-101400
    $68.00
    Qty in Cart: 0
    Quantity:
    Price:
    $68.00
    Subtotal:
  • Aluminum Carb Cover 2.185in Tall SWE901-10008

    Sweet Aluminum Carb Cover 2.185in Tall 901-10008

    SWEET

    $90.99
    A quality carburetor cover protects your fuel system from debris, moisture, and engine heat while maintaining consistent air intake temperatures for reliable performance. This aluminum cover delivers durability and a clean appearance without sacrificing...
    SWE901-10008
    SKU:
    SWE901-10008
    Availability:
    Ships Same Business Day
    Weight:
    1.86 LBS
    MFG Part #:
    901-10008
    $90.99
    Qty in Cart: 0
    Quantity:
    Price:
    $90.99
    Subtotal:
  • Fuel Pump Adapter w/Seal SCP SWE325-30058

    Sweet Fuel Pump Adapter w/Seal SCP 325-30058

    SWEET

    $119.99
    If you're integrating an SCP fuel pump into a Sweet PTO pump system, this adapter kit eliminates guesswork and ensures a reliable, leak-free connection. The included seal guarantees proper fitment and prevents fuel system contamination—critical for...
    SWE325-30058
    SKU:
    SWE325-30058
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    MFG Part #:
    325-30058
    $119.99
    Qty in Cart: 0
    Quantity:
    Price:
    $119.99
    Subtotal:
  • Phenolic Spacer for Fuel Pump Adapter SWE325-30043

    Sweet Phenolic Spacer for Fuel Pump Adapter 325-30043

    SWEET

    $55.99
    When you're running a high-performance fuel system, proper spacing and load distribution between your power steering pump and fuel pump adapter is critical to prevent premature wear and maintain consistent pressure delivery. This phenolic spacer isolates...
    SWE325-30043
    SKU:
    SWE325-30043
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    325-30043
    $55.99
    Qty in Cart: 0
    Quantity:
    Price:
    $55.99
    Subtotal:
  • Fuel Pump Adapter w/Bolt  SWE325-30042

    Sweet Fuel Pump Adapter w/Bolt 325-30042

    SWEET

    $73.99
    If you're running a Sweet auxiliary fuel pump setup on your performance engine, this hex drive adapter is essential for converting your power steering pump mounting to fuel pump compatibility. This aluminum adapter ensures precise, repeatable fitment...
    SWE325-30042
    SKU:
    SWE325-30042
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    MFG Part #:
    325-30042
    $73.99
    Qty in Cart: 0
    Quantity:
    Price:
    $73.99
    Subtotal:
  • Fuel Pump Sweet Style Waterman SWE308-10200

    Sweet Fuel Pump Sweet Style Waterman 308-10200

    SWEET

    $774.99
    High-flow fuel delivery is essential when you're running forced induction or building a dedicated race engine—and the Sweet Fuel Pump Sweet Style Waterman 308-10200 delivers the volume you need without compromise. This 400 GPH in-line pump handles both...
    SWE308-10200
    SKU:
    SWE308-10200
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    MFG Part #:
    308-10200
    $774.99
    Qty in Cart: 0
    Quantity:
    Price:
    $774.99
    Subtotal:
  • Fuel Pump Drive  SWE308-10100

    Sweet Fuel Pump Drive 308-10100

    SWEET

    $347.99
    A reliable mechanical fuel pump driver is essential for consistent fuel delivery in high-performance small block Chevy engines, especially in naturally aspirated or carbureted builds where fuel system stability directly impacts throttle response and...
    SWE308-10100
    SKU:
    SWE308-10100
    Availability:
    Ships Same Business Day
    Weight:
    1.65 LBS
    MFG Part #:
    308-10100
    $347.99
    Qty in Cart: 0
    Quantity:
    Price:
    $347.99
    Subtotal:
  • #6 Aluminum Fuel Filter Polished 3in x 1-1/4in RUS650140

    #6 Aluminum Fuel Filter Polished 3in x 1-1/4in 650140

    RUSSELL

    $47.95
    Fuel contamination can compromise injector spray patterns and reduce engine efficiency, especially under sustained high-RPM conditions. This Competition Series fuel filter removes particulates down to 40 microns while maintaining consistent flow rates,...
    RUS650140
    SKU:
    RUS650140
    Availability:
    Ships Same Business Day
    Weight:
    0.23 LBS
    MFG Part #:
    650140
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • P/C #6 3in Fuel Filter - Black RUS650133

    P/C #6 3in Fuel Filter - Black 650133

    RUSSELL

    $47.95
    Fuel contamination is one of the quickest ways to compromise engine reliability and performance, especially in high-demand racing applications. The P/C #6 3in Fuel Filter delivers competition-grade filtration with a 40-micron stainless steel element that...
    RUS650133
    SKU:
    RUS650133
    Availability:
    Ships Same Business Day
    Weight:
    0.23 LBS
    MFG Part #:
    650133
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • 3in Comp Fuel Filter #6 RUS650130

    3in Comp Fuel Filter #6 650130

    RUSSELL

    $47.95
    Fuel contamination can compromise injector spray patterns, reduce engine efficiency, and cause costly mid-race failures. The 3in Comp Fuel Filter #6 delivers reliable filtration with a 40-micron stainless element that traps particulates without...
    RUS650130
    SKU:
    RUS650130
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    650130
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • 3-1/4in Aluminum Filter #8 Polished RUS650110

    3-1/4in Aluminum Filter #8 Polished 650110

    RUSSELL

    $47.95
    Fuel contamination and particulate buildup can compromise fuel pressure stability and injector longevity—especially critical in high-performance and competition applications. This 3-1/4" aluminum filter delivers reliable 40-micron filtration in a...
    RUS650110
    SKU:
    RUS650110
    Availability:
    Ships Same Business Day
    Weight:
    0.23 LBS
    MFG Part #:
    650110
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    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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