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Holley Fuel Pressure Regulators

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512-501 Holley OE Replacement Fuel Pressure Regulator
Holley®
512-501 Holley OE Replacement Fuel Pressure Regulator
Part Number: H19512501
Vehicle Info Required to Guarantee Fit
$177.95
Product Details
Series : Holley OE ReplacementRecommended Use : PerformanceQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Gauge Port : NoMaterial : AluminumInlet Quantity : 1 InletOutlet Size : StockOutlet Quantity : 1 OutletColor Finish : Clear coatInlet Size : Stock
12-804 Fuel Pressure Regulator
Holley®
12-804 Fuel Pressure Regulator
Part Number: H1912804
Universal Fit
$41.87
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 1-4 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : PolishedInlet Size : 3/8 in. NPT
12-887 Die Cast EFI Fuel Pressure Regulator, 4.5-9 psi, Black, Gas, Return, Sold Individually
Holley®
12-887 Die Cast EFI Fuel Pressure Regulator, 4.5-9 psi, Black, Gas, Return, Sold Individually
Part Number: H1912887
Universal Fit
$65.15
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Die Cast EFI SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : BlackInlet Size : 3/8 in. NPT
12-881 Die Cast Carbureted Fuel Pressure Regulator, 6 PSI, Chrome, Gas, Return, Sold Individually
Holley®
12-881 Die Cast Carbureted Fuel Pressure Regulator, 6 PSI, Chrome, Gas, Return, Sold Individually
Part Number: H1912881
Universal Fit
$65.15
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Die Cast Carbureted SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 6 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : ChromeInlet Size : 3/8 in. NPT
12-707 Fuel Pressure Regulator
Holley®
12-707 Fuel Pressure Regulator
Part Number: H1912707
Universal Fit
$326.95
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalIncludes : Fitting(s) and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : -6 ANOutlet Quantity : FourOutlet Type : Female threadsInlet Type : Female threadsColor Finish : Anodized BlackInlet Size : -8 AN
512-504-5 Fuel Pressure Regulator
Holley®
512-504-5 Fuel Pressure Regulator
Part Number: H195125045
Universal Fit
$366.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : KitWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : SingleOutlet Size : -6 ANOutlet Quantity : DualColor Finish : Anodized BlackInlet Size : -8 AN
12-886 Die Cast EFI Fuel Pressure Regulator, 15-60 PSI, Black, Gas, Return, Sold Individually
Holley®
12-886 Die Cast EFI Fuel Pressure Regulator, 15-60 PSI, Black, Gas, Return, Sold Individually
Part Number: H1912886
Universal Fit
$80.05
Product Details
Series : Die Cast EFI SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Gauge Port : YesAdjustment Range : 15-60 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : BlackInlet Size : 3/8 in. NPT
12-1000 Fuel Pressure Regulator
Holley®
12-1000 Fuel Pressure Regulator
Part Number: H19121000
Universal Fit
$279.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : 1Outlet Size : 3/4-16 in.Outlet Quantity : 1Color Finish : BlackInlet Size : 3/4-16 in. Inlet
12-1001 Fuel Pressure Regulator
Holley®
12-1001 Fuel Pressure Regulator
Part Number: H19121001
Universal Fit
$310.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : 1Outlet Size : 3/4-16 in.Outlet Quantity : 1Color Finish : BlackInlet Size : 3/4-16 in. Inlet
12-704 Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Alcohol, Non-Return, Sold Individually
Holley®
12-704 Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Alcohol, Non-Return, Sold Individually
Part Number: H1912704
Universal Fit
$140.35
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Fitting(s) and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 1/2 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : NaturalInlet Size : 1/2 in. NPT
12-803 Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Chrome, Gas, Non-Return, Sold Individually
Holley®
12-803 Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Chrome, Gas, Non-Return, Sold Individually
Part Number: H1912803
Universal Fit
$41.87
Product Details
Notes : Preset to 7 PSI; Inline; Does not include fittings; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : ChromeInlet Size : 3/8 in. NPT
12-803BP Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Return, Sold Individually
Holley®
12-803BP Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Return, Sold Individually
Part Number: H1912803BP
Universal Fit
$112.45
Product Details
Notes : Preset to 7 PSI; Inline; Cannot be used with mechanical fuel pumps; Does not include fittings; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleOutlet Type : Female threadsInlet Type : Female threadsColor Finish : NaturalInlet Size : 3/8 in. NPT
12-840 HP Billet Fuel Pressure Regulator, 4.5-9 psi, Anodized black and clear, Gas, Non-Return, Sold Individually
Holley®
12-840 HP Billet Fuel Pressure Regulator, 4.5-9 psi, Anodized black and clear, Gas, Non-Return, Sold Individually
Part Number: H1912840
Universal Fit
$121.45
Product Details
Notes : Use with electric or mechanical pumps; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : HP Billet SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : 1/8 in. NPT gauge port and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : Billet AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : Anodized black and clearInlet Size : 3/8 in. NPT
12-840KIT Fuel Pressure Regulator
Holley®
12-840KIT Fuel Pressure Regulator
Part Number: H1912840KIT
Universal Fit
$288.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : KitWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesMaterial : AluminumInlet Quantity : 1Outlet Size : 3/8 in. NPTOutlet Quantity : 2Color Finish : BlackInlet Size : 3/8 in. NPT
12-841 HP Billet Fuel Pressure Regulator, 4.5-9 psi, Anodized black and clear, Gas, Return, Sold Individually
Holley®
12-841 HP Billet Fuel Pressure Regulator, 4.5-9 psi, Anodized black and clear, Gas, Return, Sold Individually
Part Number: H1912841
Universal Fit
$130.45
Product Details
Notes : Use with electric pumps only; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : HP Billet SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : 1/8 in. NPT gauge port and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : Billet AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : Anodized black and clearInlet Size : 3/8 in. NPT
Page 1 of 3 | Showing 1 - 15 of 41 results

Helpful Automotive Resources

Where Is the Fuel Regulator Located?
Where Is the Fuel Regulator Located?The exact location of the fuel regulator varies depending on the vehicle. If you’re not sure where your fuel pressure regulator is, you can consult your owner’s manual or a trusted mechanic.
A Beginner’s Guide to Fuel-Injected vs. Carbureted Engines
A Beginner’s Guide to Fuel-Injected vs. Carbureted EnginesCarburetors have been around for decades. Their simple mechanism is one of the reasons why many enthusiasts still prefer carburetors in muscle cars and other classics.
How to Use a Fuel Pressure Tester the Right Way
How to Use a Fuel Pressure Tester the Right WayTo start, you’ll need a fuel pressure test kit. These kits are made of two key parts: a gauge specially designed to read fuel pressure and the fuel hose it’s attached to. You can get your hands on a basic fuel pressure test kit for $70 to $80.