
FUEL PUMP - INLINE EFI GCL621-53
Overview
The 12-927 universal in-line fuel pump is intended for Throttle Body EFI systems. It is designed to work in-line, not inside the tank, so installation is a snap. The 12-927 is rated for continuous duty service and have been tested up to 2,500 hours.
Features:
- Flows 43 GPH at 15 psi
- Draws 3.5 amps at 15 psi
- Will feed up to 400 horsepower throttle body efi unit (not intended for multipoint efi)
- OE proven design
- Lightweight and compact
- 3/8" barbed fittings included
- Rubber isolator, mounting clamps and electrical hardware included
- Not designed for use on aircraft of any type.
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Specs
Application | Universal |
---|---|
Bracket Color | Black |
Brand | Holley |
Category | Air and Fuel Delivery |
Emission Code | 3 |
Fuel Delivery Type | Carburetor |
Fuel Injection | |
Fuel Sending Unit Included | No |
Fuel System | Carbureted |
EFI | |
Fuel Type | Gasoline |
Gasket Or Seal Included | No |
GPH@15PSI | 43 |
GPH@8PSI | 52 |
Grade Type | Performance |
Inlet Fitting Thread Size | 10x1.0 MM |
Inlet Size | 3/8 inch Barb |
Internal Or External | External |
LPH@15PSI | 163 |
LPH@8PSI | 197 |
Material | Steel |
Maximum Flow Rating | 43 GPH |
Naturally Aspirated HP@15PSI | 400 |
Naturally Aspirated HP@8PSI | 450 |
Negative Ground | Yes |
Outlet Fitting Thread Size | 10x1.0 MM |
Outlet Quantity | 1 |
Outlet Size | 3/8 inch Barb |
Part Type | Electric Fuel Pump |
Product Type | EFI Part |
Pump Body Color | Silver |
Regulator Included | No |
Sub Category | Fuel Pumps and Related Components |
Universal Or Specific Fit | Universal |
Voltage | 12 2H |
Warranty | Limited 90 Day |
Wire Quantity | 2 |
UPC | 090127585009 |
Part Number | 12-927 |
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
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