FQRANBO 12-803 Adjustable Fuel Pressure Regulator with Gauge | Holley & Edelbrock Compatible, 4.5–9 PSI, 3/8\" NPT, 1-in 2-out
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Description
xOverview
The FQRANBO 12-803 adjustable fuel pressure regulator is engineered for a direct fit with Holley and Edelbrock carburetors. It helps you set and maintain fuel delivery in a practical 4.5 to 9 PSI range, promoting steady engine response across a spectrum of driving conditions.
How it works
A 3/8 inch NPT gauge port and a 1 in, 2 out flow path support reliable monitoring and flexible routing. The liquid filled gauge offers clearer readings while you fine tune the regulator. The combination of a dedicated regulating knob and an internal stabilizing structure is designed for precise, repeatable pressure control.
- Durable metal housing with ABS components resists heat, pressure, and corrosion.
- Easy adjustment and real time monitoring through the knob and gauge.
- Installation note: loosen the hex nut during setup, then re tighten to a suitable position to prevent leaks and preserve adjustability.
- Compatibility with Holley and Edelbrock carburetors broadens tuning options for many engines.
- Precision scaling reduces misreadings by using a minimum 1 psi increment, helping you refine fuel curves.
In practice, you may experience smoother idle, steadier throttle response, and more consistent fuel pressure as you test different tunes and operating conditions. These possibilities hinge on keeping pressure stable between the pump and carburetor within the specified window. This device is a tuning aid, not a guarantee, and works best as part of a thoughtful setup strategy.
Tips for best results include securing reliable hose connections, avoiding sharp bends, and mounting the regulator in a vibration-free location. If readings appear unstable or inconsistent, our technical team is available to provide guidance to help you narrow in on a repeatable setting.
FAQ
Q: Which carburetors is this regulator compatible with?
A: Direct fit for Holley and Edelbrock carburetors; adjustable 4.5–9 PSI range.
Q: What installation guidance helps prevent leaks?
A: Loosen the hex nut, adjust the pressure, then re-tighten to an appropriate position; avoid over-tightening.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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