HOLLEY part description

Product Description

HP Billet Fuel Pressure Regulator

Application Summary

Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. They are precision machined from 6061-T6 billet aluminum for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-840 fuel pressure regulator features 3/8in. NPT in/out ports.

Features & Benefits

  • Adjustable From 4.5-9 PSI For Precise Fuel Pressure Adjustment
  • Constructed Of Billet Aluminum For Good Looks
  • Used In Systems Where A Return Line Is Not Needed
  • Use With Electric Or Mechanical Pumps
  • One 3/8 in. Npt Inlet and Two 3/8 in. Npt Outlets
  • 1/8 in. NPT Gauge Port
  • Mounting Bracket Included

Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations

Product Attributes

Color Black Anodized
Fuel System Type Carbureted
Fuel Type Gasoline / Diesel / E85
Inlet Size 0.375 in. NPT
Material Aluminum
Outlet Size 0.375 in. NPT
Pressure 4.5-9 PSI
Style Non-Return

Additional Information

Country of Origin (Primary) US
Harmonized Tariff Code (Schedule B) 8409915085
Harmonized Tariff Code (HTS) 8409915085
NAFTA Preference Criterion Code B
Remanufactured Part N
UPC 00090127670453
Holley® has been the undisputed leader in fuel systems, powering nearly every NHRA Pro-Stock champion and Monster Energy NASCAR Cup team with its expansive line of carburetors for over 40 years. Today, its EFI products and products for GM's popular LS engine are what dominate the performance world and the LS scene respectively. But aside from carburetors, Holley is also widely recognized for its intake manifolds, performance fuel pumps, and engine dress-up products. And to better serve its customers, it partnered with numerous other companies, such as MSD, a company developing electronics for the entire powertrain, and Powerteq, the world leader in performance tuning in the automotive market.

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