Holley 12-841 | Fuel Pressure Regulator

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. Holley Billet Fuel Pressure Regulators are available in a variety of configurations.

• 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 12-841 fuel pressure regulator features 3/8in. NPT in/out ports and a 3/8 NPT return port.
• Adjustable From 4.5-9 PSI For Precise Fuel Pressure Adjustment
• One 3/8 in. Npt Inlet/One 3/8 in. Npt Outlet
• HP Billet Fuel Pressure Regulator
• HP Billet Fuel Pressure Regulator; 4.5-9 psi; 3/8 in. NPT Ports; 3/8 in. NPT Return; Carbureted Bypass Style; Gasoline/Diesel/E85; Black Anodized;
• Constructed Of Billet Aluminum For Good Looks
• Mounting Bracket Included
• Carbureted Regulators
• 1/8 in. NPT Gauge Port
• 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
• Use With Electric Pumps Only
• Used In Systems With A Return Line Back To Tank