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Holley Fuel Pressure Regulator; MPFI BILLET FUEL PRES REG-BLK

Item S117900
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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Hot Street and Race EFI Applications
      • Two Port Fuel Pressure Regulator
      • Adjustable Fuel Pressure Range from 15 to 65 PSI
      • Designed for Naturally Aspirated, Turbocharged, and Supercharged EFI Systems
      • Boost-Compensating Return Style Regulator
      • Built-In Gauge Port for Easy Pressure Monitoring
      • Mounting Bracket Included for Simplified Installation
      • Two AN-8 O-Ring Feed Fittings Included
      • One AN-6 O-Ring Return Fitting Included
      • CNC Machined Billet Aluminum Construction for Durability and Precision
      • Hard Coat Black Anodized Finish for Corrosion Resistance
      • Rebuildable Design to Extend Service Life
      • Inline Mounting Style
      • Manufacturer’s Limited 90-Day Warranty
      • Fits a Wide Range of High-Performance EFI Fuel Systems

      Description

      Precision Fuel Regulation. The Holley Fuel Pressure Regulator; MPFI BILLET FUEL PRES REG-BLK is a high-performance adjustable fuel metering regulator engineered to maintain consistent fuel pressure in naturally aspirated, turbocharged, and supercharged EFI applications. It features boost pressure compensation to ensure optimal fuel delivery under varying boost conditions, critical for maintaining peak engine performance in racing and high-demand scenarios.

      Construction and Appearance. Crafted from CNC machined billet aluminum, this regulator offers both durability and precision. It is finished with a hard coat black anodized surface that provides corrosion resistance and an attractive appearance. The unit includes quality AN-style O-ring fittings compatible with steel braided fuel lines for leak-free connections.

      Installation. Installation is straightforward with the included mounting bracket and fittings. The regulator is designed for inline mounting and is compatible with electric EFI fuel pumps, typically requiring no drilling during installation.

      Warranty. This product is backed by a manufacturer’s limited 90-day warranty.

      Application. Intended for hot street and race EFI applications, this regulator is ideal for high-performance engines requiring adjustable fuel pressure from 15 to 65 PSI with boost reference capability.

      Holley 512-504-5

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 2 Hours

      Difficulty Level:

      Light to Moderate mechanical skill required.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Fuel Pressure Regulator
      5.0

      Reviews of Holley Engine Products (1)

      Questions & Answers

      No questions about this product yet. Ask the First Question