855.444.6872 Contact Us Mon-Fri 10a-6p & Sat 10a-3p EST

Holley Fuel Pump Installation Kit 12-963K

Holley Fuel Pump Installation Kit 12-963K
Holley Fuel Pump Installation Kit 12-963KHolley Fuel Pump Installation Kit 12-963K
$94.44 ea
NEWARRIVING SOONEstimated Ship Date 04/06/2023 (If Ordered Today)33 available from HOLLEY PERFORMANCE PRODUCTS as of 03/22/2023
Model: 3991385
Supplier has not provided any fitment data for this product.
[More Info]
Holley offers a full line of high performance fuel pumps. These Holley electric in-tank fuel pumps have been designed to the highest quality standards to provide increased performance and fuel efficiency for most stock, turbo, and supercharged applications. The 12-962 and 12-963 universal in-tank fuel pumps are intended as an ideal option for engine swaps and supports systems up to 750 horsepower. Both pumps are rated for continuous duty service and have been tested up to 2,500 hours.
  • Internal Check Valves
  • Capable Of PWN (Pulse Width Modulation)
  • Utilizes OE Fuel Pump Technology from GM/Chrysler
  • High Pressure Relief Setting
  • Designed/Engineered To Work w/Most Popular EFI Swap Components
  • Made In The USA
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

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 12-963
Bracket Color Silver
Emission Code 5
Fuel System EFI
Part Type Electric Fuel Pump


Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:

Ask a question about

Holley Fuel Pump Installation Kit 12-963K:
Classic Nova 2023