Holley Fuel Pressure Regulator By-Pass Style 6psi 12-881

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Holley Fuel Pressure Regulator By-Pass Style 6psi 12-881

Holley Fuel Pressure Regulator By-Pass Style 6psi 12-881

Original price was: $64.87.Current price is: $48.75.

31 in stock

SKU: HLY12-881 Category:

Description

Fuel pressure inconsistency can kill performance and reliability—whether you’re tuning a carbureted engine or running a classic fuel system without electronic controls. The Holley 12-881 by-pass style regulator maintains precise fuel delivery across your engine’s operating range, preventing lean-out conditions and carburetor flooding. With adjustable pressure between 4.5–9 psi and die-cast aluminum construction, this is a straightforward solution for racers and enthusiasts who demand stable, repeatable fuel delivery.

  • By-pass style regulator
  • Pressure range: 4.5–9 psi
  • Die-cast aluminum body
  • Chrome finish
  • 3/8″ NPT inlet
  • 3/8″ NPT outlet
  • 3/8″ NPT return line
  • 1/8″ NPT gauge port
  • In-line installation
  • Gasoline fuel only
  • Sold individually

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