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Vehicle Info NeededFuel Cell EFI Pump Module Assembly
Ships on Oct 26, 2026
Lowest Price GuaranteeThe Fuel Cell EFI Pump Module Assembly from Holley is a fuel pump module assembly engineered and manufactured to Holley's specifications for consistent fit and function.
Holley 12-147 Features:
- Update your fuel cell to EFI the easy way!
- Designed to drop right into your existing 12 bolt flange fuel cell.
- Billet top flange housing includes an 8AN inlet and 10AN outlet port and a fuel filler cap.
- Module with Dual 450 LPH fuel pumps configurations.
- The pump depth is fully adjustable for fitment in the most popular cell sizes 7.5 in.-12 in. deep.
- Supports up to 1750 EFI or 2200 Carb HP (@ 60 PSI at 13.5 Volts / 16.9 AMP Draw).
Holley makes updating your fuel cell system to EFI simple with their line of EFI pump modules. The modules are designed as a drop-in direct replacement for popular 6 and 12 bolt fuel cell flanges from many manufacturers. The billet top flange includes an -8 AN inlet port, a -10 AN outlet port, and a large fuel filler cap for quick and easy fill-ups. The pump on each module slides on a rail system and is adjustable from 7.5 in. to 12 in. deep for fitment into some of the most popular fuel cells on the market. Holley offers multiple fuel pump sizes configurations for applications from 550 horsepower to an extreme 4800 horsepower engines. Each module kit includes all hardware needed to install into an existing fuel cell.
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Features:
- Fits popular fuel cells from brands such as JAZ, JEGS, & Speedmaster
- Can be used in carbureted applications
- Designed to drop right into an existing 6-bolt or 12-bolt flange fuel cell
- Billet top flange housing includes an -8 AN inlet, -10 AN outlet port, and a fuel filler port
- Modules available with 255 and 450 LPH fuel pumps in single or dual pump configurations and with a 335 GPH dual brushless pump setup
- The pump depth is adjustable for fitment in cell sizes
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