Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Holley Bypass Fuel Pressure Regulator Kits 12-887KIT Regulators, Kit, Return, 4.5-9 psi, Carbureted, Includes Fittings, Gauge, Mounting Bracket, Kit

SKU: HLY12-887KIT

Fuel Pressure Regulators

Holley Bypass Fuel Pressure Regulator Kits 12-887KIT Regulators, Kit, Return, 4.5-9 psi, Carbureted, Includes Fittings, Gauge, Mounting Bracket, Kit

SKU: HLY12-887KIT

Fuel Pressure Regulators
A$434.23
IN STOCK! Est Ship 4-7 days. In stock at 1 location (more than 10 available)

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:17:00

Data: v4.2 - Upd: 2026-11-08 06:31:46

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly12-887KIT
SFX Item ID 4784064
Accounting SKU hly-12-887KIT
Manufacturer SKU 12-887KIT
Manufacturer UPC 090127123027
Alternative References 12-887KIT, HLY-12-887KIT, HOL12-887KIT

Fuel Pressure Regulators, Bypass Regulator Kit, Return, 4.5-9 psi, Carbureted, Includes Fittings, Gauge, Mounting Bracket, Kit

Holley bypass fuel pressure regulator kits are part of a complete line of fuel system products from Holley. Offering several different kits, each features a billet or diecast aluminum regulator with an adjustable psi for precise fuel pressure changes and they are finished for corrosion resistance and good looks. The regulators are fitted with a 1/8 in. NPT gauge port and include an Earl's fuel pressure gauge, three adapter fittings, a barbed fitting for the vacuum port, a mounting bracket, and all necessary hardware. Choose the kit to best fit your project's needs and performance.

Product Attributes
BrandHolley
Manufacturer's Part Number12-887KIT
Part TypeFuel Pressure Regulators
Product LineHolley Bypass Fuel Pressure Regulator Kits
UPC090127123027
Regulator Pressure (psi)4.5-9
Regulator StyleReturn
Regulator LocationInline
Boost/Vacuum Reference PortYes
Boost/Vacuum Rise Ratio1:1
Gauge PortYes
Inlet Quantity1
Regulator Inlet Size3/8 in. NPT
Inlet AttachmentFemale threads
Outlet Quantity1
Regulator Outlet Size3/8 in. NPT
Outlet AttachmentFemale threads
Return Fitting Size3/8 in. NPT
Return AttachmentFemale threads
Fittings IncludedYes
Regulator MaterialAluminum
Regulator ColorBlack
RebuildableYes
Mounting Bracket IncludedYes
RemanufacturedNo
QuantitySold as a kit.
NotesIncludes Mr. Gasket 3/8 in. NPT to -6AN fittings, Earl's fuel pressure gauge, barbed reference port fitting, and mounting bracket.

Compatibility

Loading compatibility information...