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Holley Universal In-Tank Electric Fuel Pump 12-929

Holley Universal In-Tank Electric Fuel Pump 12-929
Holley Universal In-Tank Electric Fuel Pump 12-929Holley Universal In-Tank Electric Fuel Pump 12-929Holley Universal In-Tank Electric Fuel Pump 12-929Holley Universal In-Tank Electric Fuel Pump 12-929
$302.99 ea
NEWARRIVING SOONEstimated Ship Date 04/17/2023 (If Ordered Today)23 available from HOLLEY PERFORMANCE PRODUCTS as of 04/01/2023
Model: 3991348
Supplier has not provided any fitment data for this product.
[More Info]
The Holley line of high output in-tank electric fuel pumps is available in flow ratings of 190 and 255 liters of fuel per hour. A 155 liter per hour Mustang pump is available along with 255 liter per hour rated pumps for "forced induction" applications. These particular pumps flow significantly more fuel at high pressure. For example, at 80 PSI the standard 255 lph pump will flow around 132 liters (35 gallons) per hour. At the same 80 PSI the equivalent forced induction pump will flow over 210 liters (50 gallons) per hour. Holley in-tank electric pumps utilize a proven geroter design. The outside dimensions, however, are compact enough to fit existing hanger assemblies, without modification. Coverage includes most popular Ford, General Motors, Chrysler and import applications. These are complete fuel pump kits and include all accessories and installation instructions. Also includes is an inlet filter that meets or exceeds original equipment specifications and provides improved filtration and durability.
  • Flows 100 gph At 40 PSI
  • Draws 13.5 Amps At 40 PSI
  • Will Support Up To 750 Horsepower
  • OE Proven Design
  • Lightweight and Compact
  • Electrical Harness Connector Included
Holley Performance Emission Code 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
Installation Notes:
***Includes install kit with strainer and wiring pigtails.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!


Download Name File Size


Application Universal
Body Color Silver
Bracket Color Black
Emission Code 5
Free Flow GPH 118
Free Flow LPH 450
Fuel System EFI
Fuel System Type EFI
Fuel Type Gasoline, E85
Fully Open 450
Housing Color Silver
Material Steel
Max PSI 87
Maximum PSI 87
Part Type Electric Fuel Pump
Pump Body Color Silver
WARNING CA Proposition 65 WARNING: Cancer and Reproductive Harm


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Holley Universal In-Tank Electric Fuel Pump 12-929:
Classic Nova 2023