The 8 Best Holley Fuel Pressure Regulator Adjustments (2022 reviews)

The high pressure regulator has the most appropriate features for the price point. The Holley Pressure Regulator worked fine and it works well. Make sure this fits by entering your model number. Further, this is an allen wrench, comes with a mounting flange and it is good for ignition switch.

The regulator is easy to install and it will for excellent value. Lastly, the holley pressure regulator is durable and it works perfectly.

Most buyers find that the regulator comes with a gasket that goes between the regulator and the bracket, probably to absorb vibration. Further, a few say that the adjustment will go to the customizing shop for some mechanical and bodywork. In addition, a few strongly agree that psi refers to the amount of pressure and gpm refers to the flow. To sum up, most customers found the adjustment suits best, and no one questions it.

Top Customer Quotes:

This is used exclusively by the California auto museum in Sacramento, ca.
This is streaming gas out quite hazardously.
Adjustable fuel regulation from 1 to 4 psi.
This is perfect and has no leaks.

Best For Efi: Holley Much Fuel Pressure

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Compared with other products by Holley, the Holley much fuel pressure has a convenient design. The high fuel pressure is easy to install and it allows for easy install. Each holley fuel pressure regulator is fully adjustable, so regulating the fuel pressure to your engine 's needs is a simple task. Also, the regulator can be used in systems with a return line back to the fuel tank.

The adjustment is designed to precisely control the fuel pressure from the fuel pump to the carburetor. Lastly, the very of fuel pressure comes with the exact part, works great and it works perfectly.

Almost all buyers found that the adjustment can be used with gas or diesel. In addition, a few say that the adjustment is easy to adjust pressure going into the carburetor. To sum up, most customers call the regulator suits best, and no one questions it.

Top Customer Quotes:

This features 3/8" npt in/out ports and a 3/8" npt return port.
This is highly recommended and it works flawlessly.
This is great for efi to carb swaps.
This works well within its limitations.

Best For Low Pressure Input: Holley Fuel Pressure

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Holley makes beautiful and great adjustment with classic and smartly chosen materials. The Holley Fuel Pressure features a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good appearance. . Further, the regulators are precision machined from 6061–t6 billet aluminum for strength and durability. Lastly, the high fuelpressure is smaller and it is designed for good part.

Almost all customers found that the pressure is designed for low pressure input. Moreover, a few say that the regulator provides great stable pressure as low as 2. Furthermore, a few also found that the pressure is plumbed up with 3/8 tubing. To sum up, the tone of buyers is very positive and we believe that the adjustment suits the purpose.

Top Customer Quotes:

This will regulate the fuel pressure both ways...hope this helps.
Holley performance 12-841 hp billet fuel press. Regulator w/bypass.
This will not change the fuel pressure from what the pump is delivering.

Best For Corrosion Resistance: Holley Fuel Pressure Regulator Adjustment

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If you often find yourself scrambling for an appropriate and satisfactory regulator, this product is your solution. The Holley Fuel Pressure Regulator Adjustment can be used in systems where a return line is not needed. . Further, the adjustment is constructed of billet aluminum with a black anodized base and a clear anodized top for a good appearance. Above all, the holley fuel pressureregulator adjustment features (1) -10 an o-ring inlet, (2) -8 an o-ring outlets.

Why We Like This:

Adjustable from 4.5-9 psi for precise fuelpressure adjustments.
Use with electric or mechanical pumps.
Good brand reputation.

Best For Fuel Pump: Holley Fuel Pressure Regulator

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Compared with other products by Holley, the Holley fuel pressure regulator has a convenient design. In addition, it includes mounting hardware and style fittings. Each Holley Fuel Pressure Regulator is fully adjustable, so regulating the fuel pressure to your engine 's needs is a simple task. Lastly, the holleyfuel pressureregulator features 1/2" npt in/out ports.

In short, the tone of buyers is very positive and we believe that the adjustment suits the purpose.

Why We Like This:

Adjustable fuel regulation from 4-1/2 to 9 psi.
One 1/2" npt inlet and two 1/2" npt outlet ports.
Includes mounting hardware and style fittings.

Best For Carb Swap: Holley Fuel Pressure Regulator Adjustment

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate regulator. The product is exactly that - it's a simple product that hits all the right notes. The Manufacturer says: From propelling the ls-, coyote-, and gen 3 hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley’s commitment to its customers and their cars is at the core of everything we do. . In conclusion, with a 4.1 rating and more than 192 buyers, the Holley Fuel Pressure Regulator Adjustment stands as the best choice.

Almost all customers opine that the adjustment is perfect for carb swap. Moreover, a few say that the regulator will adjust from 4.5 to 9 psi and can be used with electric or mech fuel pumps. To sum up, buyers found this to be one of the best regulators for daily purposes.

Top Customer Quotes:

This fits almost any fuel gauge.
The package width is 9.144 centimeters.
One of the newcomers and featured product.

Best For High Quality: Holley Fuel Pressure Regulator Adjustment

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The Holley Fuel Pressure Regulator Adjustment's material feels more premium than its price would suggest. The holleyfuel pressure regulator adjustment is constructed of billet aluminum with a black anodized base and a clear anodized top for a good appearance. They are offered with two port sizes, 3/8" npt or 6 to adapt to your new or existing fuel lines. These regulators are adjustable from 4-65 psi and will handle both carbureted and electric applications.

The adjustment is perfect for high quality and it worked perfectly. Most importantly, the holley fuel pressure regulatoradjustment ncludes fitting for manifold reference.

Almost all buyers opine that the adjustment is perfect for any ls swap.

Customers also found that its helpful to buy a fuel rail adapters on fitting, along with this pressure.

Why We Like This:

This includes an 1/8 npt gauge port.
One of the newcomers and featured product.

Best For Boost: Holley Fuel Pressure Regulator Adjustment

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If you are currently in the market looking for an appropriate regulator for your regular usage, you cannot go wrong with this pick. Holley billet fuel pressure regulators are just part of the complete line of fuel system products that Holley offers. The 4 - 15 psi carbureted spring is installed in the regulator. The regulator is easy to maintain and it will match with your daily purpose.

Why We Like This:

His regulator is constructed from 6061-t6 billet aluminum for strength and durability.
Good brand reputation.