Product Summary

64-70 Ford Mustang, In Tank Electric Fuel Pump Type

  • It is capable of supporting EFI engines producing up to 550 horsepower
  • Module includes a pre-calibrated fuel-level sending unit that was designed to work with the factory fuel gauge already in your vehicle
  • Comes with a Holley HydraMat with its unique internal reservoir, which keeps fuel available at the pickup while also providing protection from contaminates
  • The fuel pressure is regulated internally and preset at 58psi
  • There is no return line needed as the return fuel is handled inside the tank
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Key Specs

MFG. Part #12-305
Electric Fuel Pump TypeIn Tank
Free Flow Rate67 GPH / 255 LPH
Maximum Pressure58 psi
Voltage12 volts
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Holley 12-305 Details

Converting the carbureted fuel system on your car or truck over to EFI has never been easier!Holley is excited to introduce our Holley OE style fuel tank modules that are designed as a direct replacement for your factory pick-up and sending unit. There is no need for modifications and you will not have to replace your fuel tank. You can even retain the factory fuel hard line, just connect the outlet of the pump module to the hard line on your vehicle with some EFI rated fuel hose and hose clamps such as the Earls Vapor Guard.This new kit has all of the extra components to fit all three sizes of Mustang fuel tanks from 1964-1970. You choose which fuel gauge float arm for your factory fuel tank size!Fitment:1964-68 Mustang -16 gallon tank1969 Mustang- 20 gallon tank1970 Mustang- 22 gallon tank
  • The in-tank fuel pump is a high-pressure 255-lph unit, capable of supporting EFI engines producing up to 550 horsepower
  • The module includes a pre-calibrated fuel-level sending unit that was designed to work with the factory fuel gauge already in your vehicle
  • Includes a Holley HydraMat with its unique internal reservoir, which keeps fuel available at the pickup while also providing protection from contaminates
  • Fuel pressure is regulated internally and preset at 58psi, eliminating the added expense of purchasing an external fuel pressure regulator
  • No return line needed. All return fuel is handled inside the tank
73-10 ohm sending unit. 73-10 ohm sending unit.

Charts

Holley 12-305 Specifications

KEY SPECS
MFG. Part #12-305
BrandHolley
Electric Fuel Pump TypeIn Tank
Free Flow Rate67 GPH / 255 LPH
Maximum Pressure58 psi
Voltage12 volts
GENERAL
Fuel TypeGasoline
Fuel Pressure Regulator IncludedNo
Sending Unit IncludedYes
Gasket(s) IncludedNo
Wiring Harness IncludedNo
Mounting Bracket IncludedNo
Notes73-10 Ohms sending unit range.
GTIN Code090127057896

Ratings & Reviews

5

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It's perfect works great

5.0

3 years ago

Ricklash

Mi

Verified

Product works great fit perfect in my original tank

Would Recommend

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Questions & Answers

1 Question • 1 Answer

Does this require a 5/16 or a 3/8 fuel line? Good enough for a stock gen3 coyote?

by Kev

• a year ago

1 answer

1 of 1 questions shown

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