#1.Holley HOL 12-804 Fuel Pressure Regulator
For those who are interested in the best fuel pressure regulator, we highly recommend you try out the Holley HOL 12-804. Holley is a very well known brand name in this industry and they make solid parts with excellent build quality. The fuel pressure is easy to set, but installtion is a bit difficult. But overall, we think that this is really good bang for the buck.
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Best Fuel Pressure Regulator
- #1.Holley HOL 12-804 Fuel Pressure Regulator
- #2.ACDelco OEM Fuel Injection Pressure Regulator
- #3.Delphi FP10049 Fuel Pressure Regulator
- #4.Mr. Gasket 9710 Fuel Regulator
- #5.Holley Fuel Pump Fuel Pressure Regulator
#1.Holley HOL 12-804 Fuel Pressure Regulator
When it comes to the best fuel pressure regulator, we have to give it to the Holley HOL 12-804. It is just realy good quality at an affordable price and other brands just don’t really come close. In terms of specifications of what you are getting, we have 3/8″ pipe thread ports, a 7/32″ restriction, pressure ranges from 1 to 4 psi, and a durable nice looking satin finish.
Most people use this regulator to used to adjust to different carburetors and their fuel pressure requirements. It also supplies the proper pressure to the needle and seat valve. This helps to prevent flooding or drivability problems. Overall this is really quality and setting the fuel pressure is easy. The only thing is that it is hard is the installation.
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#2.ACDelco OEM Fuel Injection Pressure Regulator
Next up, we have the ACDelco OEM Regulator, which is the best fuel pressure regulator for those who want a replacement for GM factory components. This regulator is basically a mechanical valve that controls the fuel pressure in the fuel injector rail. It is a spring-loaded valve that returns excess fuel back to the fuel tank.
Please just double check using the link below whether or not it fits your vehicle before you dive into a purchase. If you are good to know, then the fit should be pretty much perfect. Although it is pretty expensive, it is ACDelco after all and a OEM factory manufacturer, so at least you know you are getting quality parts.
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#3.Delphi FP10049 Fuel Pressure Regulator
Another great option when it comes to the best fuel pressure regulator is the Delphi FP10049. It comes in two different designs: universal pressure and min-cartridge pressure. The Delphi regulator has precisely crafted internal valves that helps maintain the right amount of pressure from the tank to the injector. This is great for varied driving conditions.
Additionally, it features diaphragms and springs that lead to superior performance under a wide array of operating conditions. We find the installation to be really easy and it is bound to make your vehicle run a lot better assuming you properly install it.
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#4.Mr. Gasket 9710 Fuel Regulator
The Mr. Gasket 9710 Fuel Regulator is a nice little device that lets you fine tune the fuel pressure in order to meets all of the requirements of your engine and injection system. You can easily adjust the fuel pressure from 1 to 6 pounds. Also, just keep in mind that it fits 5/16 inch and 3/8 inch inside diameter fuel lines. This device is not suited for fuel injected systems.
Overall, we think that the Mr. Gasket works perfectly as advertised. It is easily adjustable and the results and benefits are pretty much noticed immediately in your vehicle. We also like the fact that it just has so many ports, so it is also easily adaptable in so many different applications. The only issue is that it is kind of hard to find this item.
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#5.Holley Fuel Pump Fuel Pressure Regulator
Lastly, we are coming back full circle and recommending yet another Holley branded product, because we just love Holley so much. The Holley 12-803 Fuel Pump Fuel Pressure Regulator is a great product that helps control the pressure from within the range of 4.5 to 9 PSI.
Also, just keep in mind that it is designed to work with a single carburetor installation. It is a satin finish regulator feature 3/8 pipe thread outlet ports with 7/32″ restriction. If the previously mentioned Holley fuel pressure regulator just isn’t working out for you, we strongly urge you to give this one a try.
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References
https://www.autoblog.com/2016/01/08/symptoms-of-a-bad-or-failing-fuel-pressure-regulator/
https://www.nukeperformance.com/faq-fuelpressureregulator.html
