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Holley high performance fuel pressure regulator 12-848

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 12-848 fuel pressure regulator features(1) -10 AN O-ring inlet, (1) -10 AN O-ring outlet, (1) -8 AN O-ring return.


  • Adjustable from 15-65 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
  • (1) -10 an o-ring inlet, (1) -10 an o-ring outlet, (1) -8 an o-ring return
  • 1/8" NPT gauge port
  • Designed for use with the Holley® Dominator™ in-line fuel pumps or other high pressure pumps where return line is needed
  • Mounting bracket included
Brand Holley
Color Black Anodized
Emission Code 5
Fuel System EFI
Fuel Type Gasoline / Diesel / E85
Material Aluminum
Pressure Range 15-65 PSI
Product Type Regulator
Return Size 8 AN O-Ring
Style Bypass
Warranty Limited 90 Day
Part Number 12-848

Customer Reviews

Based on 1 review
Justin Robinson
Great Product

Great Product, great service