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 3/8 inch NPT in/out ports and a 3/8 NPT return port.

Features and Benefits:

• Adjustable from 4.5-9 psi for precise fuel pressure adjustments Constructed of billet aluminum with a black anodized base and clear anodize top for good looks Used in systems with a return line back to tank Use with electric pumps only One 3/8 inch NPT inlet, one 3/8 inch NPT outlet and one 3/8 inch NPT return (or bypass) 1/8 inch NPT gauge port Comparable and interchangeable with popular Holley 12-803BP regulator Mounting bracket included

Associated Comments:

• Regulator is compatible with Diesel #1 and Diesel #2.

Details:

• Adjustable: Yes
• Color: Black Anodized
• Fuel Type: Diesel | Gasoline
• Fuel System: Carbureted
• Gauge Included: No
• Gauge Port Included: Yes
• Grade Type: Performance
• Inlet Gender: Female
• Inlet Port Diameter: 3/8 Inch
• Inlet Port Quantity: 1.0
• Inlet Size: 3/8 inch NPT
• Inlet Type: NPT
• Material: Aluminum
• Maximum Pressure: 9 Pounds per Square Inch
• Minimum Pressure: 4.5 Pounds per Square Inch
• Mounting Bracket Included: Yes
• Mounting Type: Inline
• Outlet Gender: Female
• Outlet Port Diameter: 3/8 Inch
• Outlet Port Quantity: 2.0
• Outlet Size: 3/8 inch NPT
• Outlet Type: NPT
• Port Quantity: 2.0
• Pressure Range: 4.5-9 PSI
• Rebuildable: Yes
• Return Size: 3/8 inch NPT
• Style: Bypass
• Warranty: Manufacturer's Limited 90 Day Warranty