Holley Billet Fuel Pressure Regulator

Holley Billet Fuel Pressure Regulator

  • 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

QuickFuel Fuel Pressure Regulator

Features:
  • Cast body with powder coated black top.
  • 30cc diaphragm and mounting bracket with hardware.
  • 3/8" NPT ports (single inlet, dual outlet).
  • Supports 4-barrel gas engines up to 600 HP.
  • Designed to operate within 4.5 - 9 PSI range;
  • Preset at 7 PSI. .250" (1/4") restriction.
  • Includes mounting bracket