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Holley

HP Billet Carbureted By Pass w/ Idle Bleed Fuel Pressure Regulator

Part # 12-842 Be the first to write a review

Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI with Idle bleed

HP Billet Carbureted By Pass w/ Idle Bleed Fuel Pressure Regulator

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Free Shipping - Lower 48 US States
Advertised Price $193.95
$174.55
Save $19.40
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

See Emissions Details
Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. They are precision machined from 6061-T6 billet aluminum for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-842 fuel pressure regulator features 3/8" NPT in/out ports and a 3/8 NPT return port.

Features:

  • Adjustable from 4.5-9 psi for precise fuel pressure adjustments
  • Constructed of billet aluminum with a black anodized base and clear anodize top for good looks
  • Utilizes a idle bleed for precise control of idle pressure
  • Used in systems with a return line back to tank
  • One 3/8" NPT inlet, one 3/8" NPT outlet and one 3/8" NPT return (or bypass)
  • 1/8" NPT gauge port
  • Comparable and interchangeable with popular Holley® 12-803BP regulator
  • Mounting bracket included

About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.

AdjustableYes
Brand Holley
CategoryAir and Fuel Delivery
ColorBlack Anodized
Emission Code5
Fuel SystemCarbureted
Fuel TypeGasoline/Alcohol
Gauge IncludedNo
Gauge Port IncludedYes
Grade TypePerformance
Inlet GenderFemale
Inlet Port Diameter3/8 IN
Inlet Port Quantity1
Inlet Size3/8 inch NPT
Inlet TypeNPT
MaterialAluminum
Maximum Pressure9 PS
Minimum Pressure4.5 PS
Mounting Bracket IncludedYes
Mounting TypeInline
Outlet GenderFemale
Outlet Port Diameter3/8 IN
Outlet Port Quantity2
Outlet Size3/8 inch NPT
Outlet TypeNPT
Part TypeFuel Pressure Regulator
Port Quantity2
Pressure Range4.5-9 PSI
Product TypeFuel Pressure Regulator
RebuildableYes
Return Size3/8 inch NPT
StyleBypass
Sub CategoryCarburetion
WarrantyManufacturer's Limited 90 Day Warranty
UPC090127670477
Part Number12-842
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Instructions - 199r10575rev3.pdf
Manufacturer's Limited 90 Day Warranty: See Details
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    *Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

    HP Billet Carbureted By Pass w/ Idle Bleed Fuel Pressure Regulator
    HP Billet Carbureted By Pass w/ Idle Bleed Fuel Pressure Regulator
    Advertised Price $193.95
    $174.55
    Save $19.40