RASTP FRG023-804 Fuel Pressure Regulator Gauge Kit Holley Carburetor Carb 12-804

( Brand: Rastp ), ( Manufacturer Part Number: FRG023-804 ), ( Feature 1: 220 ), ( Items Included: Mounting Hardware ), ( Feature 3: 3/8 Npt Ports, 2 Out ), ( Feature 2: Adjustable Fuel Regulation 1-4 Psi ), ( Material: Alloy ), ( Package Include: Fuel Pressure Regulator Fuel Pressure Gauge ), ( Type: Carburetor ), ( Oe/oem Part Number: Not Oem ), ( Manufacturer Warranty: 6 Months ), ( Measurement Range: 1-15 Psi / 0-1 Bar )

Review RASTP Low Fuel Pressure Regulator Gauge Kit Holley Carburetor Carb Quick

The Rastal FRG023-804 Fuel Pressure Regulator Gauge Kit from Holley is an essential accessory for carbureted muscle cars, hot rods, and performance vehicles using a Holley 12-804 carburetor. This comprehensive fuel pressure regulation and monitoring solution combines a high-quality fuel pressure regulator and a easy-to-read fuel pressure gauge in a single, neat package.

The fuel pressure regulator is designed to maintain a consistent fuel pressure level in your fuel system, ensuring optimal engine performance and fuel efficiency. It is constructed from high-quality materials, including brass bodies and stainless steel components, to withstand the rigors of high-performance driving and deliver reliable service over an extended period. The regulator is also adjustable, allowing you to fine-tune the fuel pressure to your specific engine requirements.

The fuel pressure gauge is an essential component for monitoring fuel pressure in real-time. It features a 3/8 NPT threaded connection that makes it easy to install on the regulator or a fuel line, providing accurate and precise fuel pressure readings. The gauge is constructed from high-impact, shatter-resistant plastic and features a large, easy-to-read dial with calibrated markings for fuel pressure ranges from 0 to 15 psi. The dial also includes a red warning zone to alert you of any fuel pressure issues that may negatively impact engine performance.

The Rastal FRG023-804 Fuel Pressure Regulator Gauge Kit from Holley is an excellent solution for carbureted vehicles that require precise fuel pressure control and monitoring. It is easy to install, with all necessary hardware included in the kit, and is backed by Holley's reputation for quality and performance. Whether you're building a hot rod, restoring a classic muscle car, or simply looking to improve the performance of your daily driver, this fuel pressure regulator gauge kit is an essential addition to your toolbox.

Pros and Cons of buying a Rastp Frg023-804 Fuel Pressure Regulator Gauge Kit for Holley Carburetor (Carb 12-804)

a. Accurate Fuel Pressure Monitoring: This kit comes with a fuel pressure regulator and a gauge to monitor the fuel pressure in real-time. This can help you identify any fuel pressure issues in your Holley carburetor system.

b. Easy Installation: The kit is designed for easy installation. It includes all the necessary hardware and hoses to connect the gauge to the fuel system.

c. Improves Engine Performance: Proper fuel pressure is essential for optimal engine performance. By monitoring and maintaining the correct fuel pressure, you can improve the overall performance of your engine.

d. Durable Construction: The fuel pressure regulator and the gauge are built to last. They are made of high-quality materials that can withstand the harsh conditions of a racing or high-performance environment.

a. Additional Cost: This kit represents an additional cost for your Holley carburetor setup. It may not be necessary for all applications, and some may prefer to use an external fuel pressure gauge.

b. Potential for Inaccuracies: While the gauge is designed to provide accurate readings, there is always a possibility of inaccuracies. It is essential to calibrate the gauge correctly and to check the readings frequently to ensure their accuracy.

c. Requires Bleeding: After installation, the fuel system may require bleeding to remove any air bubbles. This process can be time-consuming and messy.

The Rastp Frg023-804 Fuel Pressure Regulator Gauge Kit for Holley Carburetor (Carb 12-804) offers several advantages, including accurate fuel pressure monitoring, easy installation, improved engine performance, and durable construction. However, it also comes with some disadvantages, such as additional cost, potential for inaccuracies, and the need for bleeding.

Based on the pros and cons, I would recommend this kit for those who want a convenient and integrated solution for monitoring fuel pressure in their Holley carburetor system. It is especially beneficial for racing or high-performance applications where precise fuel pressure control is critical. However, if you are on a tight budget or prefer an external fuel pressure gauge, you may want to consider other options.

Details:

OE Number: 12 804 is the reference part number, which can realize a perfect match. Port Type: 3/8in NPT port 1 in, 2 out. 1 x Fuel Pressure Regulator. Usage: Fuel pressure regulator is designed to control fuel from the pump carburetor based on your and vehicle application.

Function: Fuel pressure regulator regulates fuel to avoid overloading of valve needle and pressure, which can cause overflows or provability problems. For carburetors. All accessories in the picture are included. Item Type: Fuel Pressure Regulator.

Package Included. Material: Zinc Alloy. 1 x Fuel Pressure Gauge. High Strength Material: Carb fuel pressure regulator is made of premium zinc alloy material, rustproof, sturdy and durable, long service life.

For Holley Carburetor.

specifications carbcoon:

• brand: Rastp
• mpn: Frg023-804
• feature 1: 220
• items included: Mounting Hardware
• feature 3: 3/8 Npt Ports, 2 Out
• feature 2: Adjustable Fuel Regulation 1-4 Psi
• material: Alloy
• package include: Fuel Pressure Regulator Fuel Pressure Gauge
• type: Carburetor
• oe/oem part number: Not Oem
• manufacturer warranty: 6 Months
• measurement range: 1-15 Psi / 0-1 Bar

offer carbcoon:

• best offers: True
• availability: In Stock
• sold: 0
• started: July 27, 2025
• options: Ship-to-home
• quantity: 10

general carbcoon:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
• condition: New

payments carbcoon:

• other
• wallet: Apple-pay
• credit card: Diners-club

seller carbcoon:

• city: Burlington, New Jersey
• # reviews: 1087
• rating: 97.7%

shipping carbcoon:

• service: Standard
• transit: 4-9 Days
• class: Standard
• type: Fixed
• cost: $0.00

returns carbcoon:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

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