Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
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Holley Fuel Pressure Regulator; MPFI BILLET FUEL PRES REG-BLK
Item CR4279
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Hot Street/Race EFI Applications
- Two Regulated Outlet Ports
- Adjustable From 15-65 PSI
- Designed For Naturally Aspirated EFI, Turbocharged, And Supercharged Applications
- Built-In Gauge Port Included (Gauge Not Included)
- Includes Mounting Bracket
- Two AN-8 O-Ring Fittings Included
- One AN-6 O-Ring Return Fitting Included
- Adjustable Fuel Pressure Control Unit
- CNC Machined Billet Aluminum Construction
- Regulates High Fuel Demands And Extreme Flow Volumes
- Black Anodized Finish
- One Vacuum Port
- Rebuildable Design
Description
Premium Fuel Regulation. The Holley Fuel Pressure Regulator; MPFI BILLET FUEL PRES REG-BLK is a precision adjustable fuel pressure control unit designed to maintain optimal fuel delivery in high-performance EFI systems. It effectively manages fuel pressure in naturally aspirated, turbocharged, and supercharged applications, ensuring consistent pressure under various operating conditions. This regulator is an essential component for competition vehicles requiring reliable fuel metering and pressure control.
Construction and Appearance. Crafted from CNC machined billet aluminum, this fuel pressure regulator provides the durability and strength needed for racing environments. It features a black anodized finish that offers corrosion resistance and a sleek look suitable for performance engines. The unit includes high-quality AN O-ring fittings to ensure secure and leak-free connections.
Installation. Installation is straightforward with no need for drilling, utilizing the included mounting bracket and standard AN fittings. It is designed for inline mounting, allowing easy integration into existing fuel systems with minimal modifications required.
Warranty. This product comes with a manufacturer's limited 90-day warranty.
Application. Designed exclusively for racing use only—vehicles that are not registered for street use and never driven on public roads—this regulator meets the requirements of high-demand EFI setups in competitive motorsports.
Holley 512-504-5
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Fuel Pressure Regulator
5.0
Reviews of Holley Engine Products (1)
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