255 LPH Drop-In Retrofit Carbureted Fuel System Supports up to 700 Carb HP (HP Rating @ 6 PSI at 13.5 Volts / 10.4 AMP Draw)
Supports up to 700 Carb HP (@ 6 PSI at 13.5 Volts / 10.4 AMP Draw) Of course there are many variables, estimates are based on gasoline. Individual systems will vary based on fuel system design, fuel cell location, etc...
  • The easiest way to convert your vehicle to an in-tank fuel system
  • Installs in any fuel tank from 6.5” to 12” deep to fit a wide variety of applications
  • The low profile 5 inch diameter design is only 1.275 inches thick above the tank mounting surface for added clearance when needed
  • The innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit
  • The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride
  • Die cast aluminum construction for corrosion resistance and long lasting good looks
  • ¼” NPT ports for a wide variety of plumbing options

Information:

It is recommended to use a Holley 12-753 30 Amp Fuel Pump Relay along with a minimum size of 12 Gauge wire for your installation.
Attributes
Application Universal, Universal
Average Current Draw 10.4
Average Flow Rating 255
Brand Holley, Holley
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Air and Fuel Delivery
Connector Color Black
Connector Gender Male
Connector Quantity 1
Country of Origin (Primary) US
Diameter 4.8", 4.8"
Emission Code 5, 3
Free Flow GPH 67, 67
Free Flow LPH 255, 255
Fuel Filter Included Yes
Fuel Sending Unit Included No
Fuel System Type Gasoline, Gasoline
Fuel Tank Pressure Sensor Included No
Fuel Type Gasoline, Gasoline
GTIN 00090127061282
Gasket Or Seal Included Yes
Gasket Or Seal Material Foam
Grade Type Performance
Harmonized Tariff Code (Schedule B) 8413301000
Hazardous Material Code N
Height Adjustable, Adjustable
Housing Material Aluminum
In Tank or External In Tank
Inlet Fitting Thread Size 1/4
Inlet Quantity One, One
Inlet Type NPT
Internal Or External Strainer External
Life Cycle Status Code Available to Order
Lock Ring Included Yes
Material Die Cast Aluminum, Die Cast Aluminum
Maximum Pressure 6
Mounting Hardware Included Yes
NAFTA Preference Criterion Code B
NPT Thread 1/4 NPT, 1/4 NPT
Negative Ground Yes
Outlet Fitting Thread Size 1/4
Outlet Quantity One, One
Outlet Type NPT
Product Type Fuel Pump, Fuel Pump
Pump Type Electric
Regulator Included Yes
SDR Required Flag N
Sale Category Air and Fuel Delivery
Sub Category Fuel Pumps and Related Components
Top Mount Diameter 5
Universal Or Specific Fit Universal
Voltage 12
Warning California Proposition 65, California Proposition 65
Warranty Limited 90 Day, Manufacturer's Limited 90 Day Warranty
Wire Harness Included Yes
Wire Quantity 2
part type Fuel Pump Module Assembly

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Holley 12-129 Holley Diecast In-Tank Carbureted RetroFit Fuel Pump Module-Returnless System

Product Information

  • Brand: Holley
  • Product Number: 12-129

Vehicle Fitment