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

Item JG4301
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-10% $387.86 Was $430.95

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      Product Information

      Features, Description, Q&A

      Features

      • Hot Street and Race EFI Applications
      • Boost/Vacuum Referenced, Return-Style Fuel Pressure Regulator
      • Adjustable Fuel Pressure Range from 15 to 65 PSI
      • Suitable for Naturally Aspirated EFI, Turbocharged, Supercharged, and Nitrous-Assisted Race Use
      • Includes Built-In Gauge Port, Mounting Bracket, Two AN-8 O-Ring Fittings, and One AN-6 O-Ring Return Fitting
      • CNC Machined Billet Aluminum Construction
      • Black Hard-Coat Anodized Finish for Durability and Corrosion Resistance
      • Rebuildable Design for Long-Term Service

      Description

      Performance Fuel Control. The Holley Fuel Pressure Regulator; MPFI BILLET FUEL PRES REG-BLK is a precision adjustable fuel metering regulator engineered to maintain optimal fuel pressure in high-demand EFI applications. It regulates fuel pressure in naturally aspirated, turbocharged, supercharged, and nitrous oxide systems, ensuring a steady fuel supply under varying boost conditions. This precise regulation is essential for engine performance and reliability in competitive and high-performance street environments.

      Construction and Appearance. Crafted from CNC machined billet aluminum, this regulator offers durability and precise manufacturing tolerances. It features a black hard-coat anodized finish, providing corrosion resistance and a sleek aesthetic suitable for both race and street engines.

      Installation. Installation is straightforward with included -8AN and -6AN O-ring style fittings and a mounting bracket. No drilling is required, allowing convenient inline mounting in most EFI fuel systems.

      Warranty. This product is backed by a manufacturer's limited 90-day warranty to ensure quality and provide peace of mind.

      Application and Fitment. Designed for hot street and race EFI applications, this regulator is compatible with gasoline fuel systems that demand precise pressure control within a 15-65 PSI adjustable range with boost reference. It fits vehicles utilizing naturally aspirated EFI, turbocharged, supercharged, and nitrous-assisted systems, delivering accurate and reliable fuel pressure regulation for extreme-flow EFI demands.

      Holley 512-504-5

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

      5.0

      Reviews of Holley Engine Products (1)

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