Fuel Pressure Regulators
Circle Track Fuel Pressure Regulators at JJ Motorsports
Upgrade your circle track fuel system with precision fuel pressure regulators from JJ Motorsports. These bypass-style regulators provide adjustable pressure control for consistent fuel delivery, compatible with gas, E85, alcohol, and methanol in high-performance racing applications like late models and modifieds.
Shop trusted brands like K.S.E. Racing for adjustable billet regulators, Holley for black anodized die-cast options, and Jones Racing Products for high-pressure billet units. Explore related categories such as Circle Track Fuel Pumps, Regulators and Components for complete fuel system solutions or Circle Track Exhaust for enhanced exhaust performance.
Top Circle Track Fuel Pressure Regulators
Billet Fuel Regulator Bypass New Design KSC2005 – Adjustable 2-10 PSI bypass regulator; aluminum with -8 ORB ports, compatible with alcohol and gasoline for belt-driven pumps.
Holley Fuel Pressure Regulator By-Pass Style 6psi Black 12-887 – 4.5-9 PSI die-cast regulator; black anodized aluminum with 3/8 NPT fittings and gauge port, for gas applications.
Jones Racing Fuel Regulator w/ Bypass Billet w / Idle Jet FP-8009-R2 – 4.5-9 PSI billet regulator; aluminum with 3/8 NPT inlet and bypass, compatible with E85, gas, and methanol.
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!
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Allstar Performance Fuel Pressure Regulator ALL40290
ALLSTAR PERFORMANCE
$59.99Precise fuel pressure control is non-negotiable in high-performance fuel systems, and this regulator delivers consistent delivery across your entire RPM range. Whether you're running a carbureted engine, EFI setup, or forced induction application, the...ALL40290- SKU:
- ALL40290
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
$59.99 -
Quick Fuel Fuel Pressure Regulator 30-803QFT
QUICK FUEL TECHNOLOGY
$46.63Precise fuel pressure management is critical for maintaining optimal engine performance, especially when running forced induction or custom fuel delivery systems. The Quick Fuel 30-803QFT delivers consistent, adjustable pressure regulation across a 4.5–9...QFT30-803- SKU:
- QFT30-803
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
- MFG Part #:
- 30-803QFT
$46.63 -
Billet Fuel Regulator Bypass New Design KSC2005
K.S.E. RACING
$179.99Fuel pressure consistency is critical for racing performance—too much variation and you're chasing tuning problems across the entire power band. The KSC2005 Bypass Fuel Regulator gives you precise 2-10 psi control with an adjustable idle bleed jet,...KSEKSC2005- SKU:
- KSEKSC2005
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- MFG Part #:
- KSC2005
$179.99 -
Jones Racing Fuel Regulator w/ Bypass Billet w / Idle Jet FP-8009-R2
JONES RACING PRODUCTS
$184.90Precise fuel pressure control is non-negotiable in high-performance racing—too much pressure floods your engine, too little starves it. The Jones Racing Fuel Regulator delivers adjustable pressure tuning from 4.5 to 9 psi, allowing you to dial in optimal...JRPFP-8009-R2- SKU:
- JRPFP-8009-R2
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
$184.90 -
Holley Fuel Pressure Regulator By-Pass Style 6psi Black 12-887
HOLLEY
$81.09Maintaining consistent fuel pressure is critical for reliable engine performance, whether you're tuning a carbureted setup or running a classic fuel system. The Holley 12-887 delivers adjustable pressure regulation in a compact, proven design that...HLY12-887- SKU:
- HLY12-887
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$81.09 -
On Sale
Carbureted Adjustable Regulator 5-12psi 13205
AEROMOTIVE
MSRP: $146.25Now: $133.45Was: $162.50Carbureted fuel systems demand precise pressure regulation to maintain consistent jetting and prevent flooding or starvation across varying load conditions. This adjustable regulator gives you dial-in control over your fuel pressure within a 5–12 psi...AFS13205- SKU:
- AFS13205
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
MSRP: $146.25Now: $133.45Was: $162.50 -
Fuel Pressure Reg Belt Drive Alcohol WCD791
WILLYS CARB
$239.99If you're running a dedicated alcohol fuel system, precise pressure regulation is non-negotiable for consistent performance and component protection. This belt-drive regulator delivers stable fuel pressure across the 3-10 psi range, ensuring your fuel...WCD791- SKU:
- WCD791
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MFG Part #:
- WCD791
$239.99 -
Holley Fuel Pressure Regulator By-Pass Style 6psi 12-881
HOLLEY
$81.09Fuel pressure inconsistency can kill performance and reliability—whether you're tuning a carbureted engine or running a classic fuel system without electronic controls. The Holley 12-881 by-pass style regulator maintains precise fuel delivery across your...HLY12-881- SKU:
- HLY12-881
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- MFG Part #:
- 12-881
$81.09 -
Holley HP Billet Fuel Press. Regulator w/Bypass 12-845
HOLLEY
$278.95Fuel pressure consistency is critical to engine performance, and fluctuations can cost you power, efficiency, and reliability. The Holley HP Billet Fuel Pressure Regulator delivers precise pressure control across a 4.5–9 psi range, with integrated bypass...HLY12-845- SKU:
- HLY12-845
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- MFG Part #:
- 12-845
$278.95 -
Holley HP Billet Fuel Press. Regulator w/Bypass 12-842
HOLLEY
$193.95Fuel pressure stability is critical to engine performance, and the Holley HP Billet Fuel Pressure Regulator ensures consistent delivery across your entire RPM range. Whether you're running a carbureted application or a fuel-injected setup, this...HLY12-842- SKU:
- HLY12-842
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
- MFG Part #:
- 12-842
$193.95 -
Holley HP Billet Fuel Press. Regulator 12-840
HOLLEY
$152.95Precise fuel pressure control is non-negotiable for tuning any high-performance fuel system, whether you're building a street cruiser or a strip-focused drag car. The Holley HP Billet Fuel Pressure Regulator delivers repeatable, adjustable pressure...HLY12-840- SKU:
- HLY12-840
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- MFG Part #:
- 12-840
$152.95 -
Edelbrock Fuel Pressure Regulator 8190
EDELBROCK
$149.95Precise fuel pressure management is critical for consistent engine performance, whether you're tuning a carbureted engine or dialing in a fuel injection system. The Edelbrock 8190 Fuel Pressure Regulator delivers reliable, adjustable pressure control in...EDE8190- SKU:
- EDE8190
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- MFG Part #:
- 8190
$149.95 -
Fuel Pressure Reg Mech Pump Alcohol WCD691
WILLYS CARB
$239.99For alcohol-fueled engines and dedicated racing applications, precise fuel pressure control is non-negotiable. The WCD691 Mechanical Fuel Pressure Regulator delivers stable 3–10 psi regulation with the robust construction needed for methanol and ethanol...WCD691- SKU:
- WCD691
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
$239.99 -
On Sale
Double Adjustable 2-Port Regulator 13214
AEROMOTIVE
MSRP: $333.05Now: $303.92Was: $370.06Precise fuel pressure control is non-negotiable in high-performance applications, and this double-adjustable regulator delivers the repeatability your engine demands across a wide range of boost levels and fuel types. Whether you're tuning a naturally...AFS13214- SKU:
- AFS13214
- Availability:
- Ships Same Business Day
- Weight:
- 1.28 LBS
MSRP: $333.05Now: $303.92Was: $370.06 -
On Sale
Carbureted Adjustable Regulator 5-12psi 13201
AEROMOTIVE
MSRP: $135.40Now: $123.55Was: $150.44Precise fuel pressure control is fundamental to carbureted engine tuning, and this adjustable regulator gives you the ability to dial in optimal fuel delivery for maximum performance and reliability. Whether you're tuning a street machine or fine-tuning...AFS13201- SKU:
- AFS13201
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $135.40Now: $123.55Was: $150.44 -
Holley Fuel Pressure Regulator 12-704
HOLLEY
$174.95Precise fuel pressure control is fundamental to carburetor and fuel system tuning—and the Holley 12-704 delivers adjustable regulation across the 4.5–9 psi range that most naturally aspirated and moderately boosted engines demand. Whether you're running...HLY12-704- SKU:
- HLY12-704
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- MFG Part #:
- 12-704
$174.95
