Constructed of billet aluminum with a black anodized base and clear anodize top for good looks
Adjustable from 4.5-9 psi for precise fuel pressure adjustments
Used in systems where a return line is not needed
Use with electric or mechanical pumps
One 3/8" NPT inlet and two 3/8" NPT outlets
1/8" NPT gauge port
Comparable and interchangeable with popular Holley® 12-803 regulator
Mounting bracket included
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 3/8" NPT in/out ports.
QuickFuel Fuel Pressure Regulator
Cast body with powder coated black top.
30cc diaphragm and mounting bracket with hardware.