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Vehicle Info NeededHOLLEYPART NUMBER: 510-512-501
512-501 Adjustable Fuel Pressure Regulator 1985-92 Camaro/Firebird 5.0L TPI
$20495
Ships on 12/30/2026
Lowest Price GuaranteeAdjustable Fuel Pressure Regulators
- Adjustable Fuel Pressure Regulator
- 1985-92 Camaro/Firebird 5.0L TPI
- CNC Machined Billet Aluminum
- CNC Machined Billet Aluminum
- Adjustability From 35-65 psi
- Bolts In Stock Location
- Easy Installation
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
For the race or the road
Adjustable from 35-65 psi, these Holley fuel pressure regulators are designed specifically for fuel-injected engines and utilize a special wave spring to maintain constant pressure. Their easy installation in stock locations makes for a quick performance upgrade.
Holley Fuel Pump/Regulator Technical Information
Part TypeFuel Pressure Regulator
Product LineHolley Adjustable Fuel Pressure Regulators
BrandHOLLEY
Package Height2.5
Package Width3.5
Package Length3.5
Weight0.4 PG
Part CategoryPerformance Parts
Regulator FinishClear anodized
Outlet SizeStock
Inlet SizeStock
Boost/Vacuum Rise Ratio1:01
Regulator MaterialAluminum
Outlet QuantityOne
QuantitySold individually
Boost/Vacuum Reference PortYes
RebuildableYes
Inlet AttachmentStock
Pressure35-65 PSI
Mounting Bracket IncludedNo
Gauge PortNo
Outlet AttachmentStock
Regulator LocationFuel rail mount
Fittings IncludedNo
Inlet QuantityOne
Pressure Range (Psi)35-65
Part FitmentSemi Universal
Regulator StyleReturn
Return AttachmentStock
Vendor Part Number512-501
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
