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12-887KIT 12-887 REGULATOR KIT
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HOLLEYPART NUMBER: 510-12-887KIT

12-887KIT 12-887 REGULATOR KIT

$15595
3 left in stock
ShippingShips on Sep 08, 2026
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Holley Die Cast Bypass Fuel Pressure Regulator Kit

Holley 510-12-887KIT Features:

Holley Die Cast EFI Bypass Style Fuel Pressure Regulator Kits are part of a complete line of fuel system products from Holley. The included 12-887 regulator features a die cast aluminum body and a black finish for corrosion resistance and good looks. The regulator contains 3/8" NPT in/out ports, a 3/8" NPT return port, a 1/8" NPT gauge port. In addition, 3- 3/8" NPT to -6 AN fittings, a barbed fitting for the vacuum port, a mounting bracket, and all necessary hardware are also included.
  • Die Cast Aluminum Construction
  • Adjustable from 4.5-9 psi for precise fuel pressure adjustments
  • Used in return style systems with a line back to the fuel tank
  • 3/8” NPT Inlet, Outlet, and Return Ports
  • 1/8” NPT Gauge Port and Earl's Fuel Pressure Gauge (100187ERL)
  • 3/8” NPT to -6 AN fittings (481666-BL x3)
  • Mounting Bracket Included

    Precision-Built Fuel Pressure Regulators For EFI and Carburetors

    Holley Billet Fuel Pressure Regulators are available in a variety of configurations and engineered to provide smooth and stable fuel pressure delivery under any conditions from idle to full throttle. Each precision-machined, 6061-T6 billet aluminum regulator features an anodized body and top for corrosion resistance and durable performance.

Part TypeFuel Pressure Regulator
Product LineHolley Billet Fuel Pressure Regulators
BrandHOLLEY
Package Height5.65
Package Width6.5
Package Length6.9
Weight1.67 PG
Vendor Part Number12-887KIT
Package Qty1
Package TypeEA
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