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100 GPH Universal In-line Electric Fuel Pump

Supports up to 900 EFI or 1050 Carb HP Compatible with Pump Gas*, Race gas, Diesel or E85

PART# 12-170

$156.00   Suggested Retail
$125.96   Holleydays Price
Estimated shipping date: 12/31/2020
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Holley's 100 GPH (gallons per hour) fuel pump is designed for high performance naturally aspirated and forced induction EFI vehicles It utilizes -8 AN female inlet and -6 AN female outlet connections for easy installation on new applications and for quick replacement of existing competitor fuel pumps. The pump supports up to 900 EFI or 1050 Carb HP Compatible with Pump Gas, Race gas, Diesel or E85. The 12-170 fuel pump is rated for use with ethanol-blended fuels, (E85/E90) and all types of gasoline, but pump life will be diminished if used with 100% ethanol fuels. The inlet thread is a -8 AN female ORB (O-ring port fitting) and the discharge is a female -6 AN ORB (O-ring port fitting). A male -6 to -8 AN discharge fitting with integral high-pressure check valve, terminal nuts, terminal boots and installation instructions are included.


  • Designed for high output naturally aspirated and forced induction EFI and carbureted vehicles. The roller vane design pump provides fuel pressure and volume to support up to 900 EFI N/A or 700 EFI Boosted horsepower. The 12-170 pump is compatible with Pum
  • Compatible with Flex Fuel (E85/E90) and all types of gasoline (100% Alcohol fuels may diminish fuel pump life)
  • The inlet thread is a -8 AN female ORB (O-ring port fitting) and the discharge is a female -6 AN ORB (O-ring port fitting)
  • Kit includes fuel pump, -6 to -8 male AN discharge fitting with check valve, terminal nuts & boots, instructions


Emission Code5
Forced Induction HP@43PSI750
Forced Induction HP@60PSI700
Forced Induction HP@8PSI800
Free Flow GPH105
Free Flow LPH400
Fuel SystemCarbureted
Fuel TypeGasoline / Diesel / E85
Inlet Size8 AN O-Ring - 3/4-16 SAE
LPH@43PSI364.7 without check valve
LPH@60PSI343.6 without check valve
Naturally Aspirated HP@43PSI950
Naturally Aspirated HP@60PSI900
Naturally Aspirated HP@8PSI1050
Outlet Size6AN
Product TypeFuel Pump
Pump Body ColorBlack Anodized
WarrantyLimited 90 Day
Part Number12-170



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.

Tech Resources

Proper fuel system engineering is critical for maximum performance. Please see Holley Fuel System Chart for information about proper installation of your fuel system.

Warranty Information

Limited 90 Day: See Details
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       X  Holleydays 2020 20% off and DD
       X  Holleydays 2020 20% off and DD