• Holley 12-842 HP Billet In-Line Fuel Pressure Regulator with Bypass
  • Holley 12-842 HP Billet In-Line Fuel Pressure Regulator with Bypass

Holley 12-842 HP Billet In-Line Fuel Pressure Regulator with Bypass

$199.95 USD
$199.95 USD
$199.95 USD
Shipping calculated at checkout.

Vendor : HOLLEY

Product Type : Air and Fuel

Sku : HLY12-842

✔ Veteran-Owned Business  |  ✔ Verified Fitment (SEMA Data)  |  ✔ Ships 1–3 Business Days  |  ✔ 30-Day Returns 

HP Billet Fuel Press. Regulator w/Bypass

The Holley 12-842 HP Billet Fuel Pressure Regulator is designed for in-line fuel system applications requiring adjustable pressure from 4.5 to 9 psi. Its bypass-style design supports controlled fuel pressure management for diesel, E85, and gasoline applications.

This regulator features a 3/8-inch NPT inlet, a 3/8-inch NPT outlet, and a 1/8-inch NPT port. The housing is made from aluminum and finished in natural and black anodized colors, combining a durable construction with a functional design for fuel system installation.

Supplied as an individual regulator, the Holley 12-842 is a practical choice for fuel systems that require an in-line, bypass-style pressure regulator with multiple NPT connection points.

Features:

  • Pressure Range: Adjustable from 4.5 to 9 psi
  • Regulator Style: In-line bypass design
  • Inlet: 3/8-inch NPT
  • Outlet: 3/8-inch NPT
  • Additional Port: 1/8-inch NPT
  • Material: Aluminum
  • Finish: Natural and black anodized
  • Fuel Compatibility: Diesel, E85, and gasoline
  • Quantity: Each