- Holley G-Body EFI Fuel System Kit offers a comprehensive replacement package for 1978–1988 GM G-Body vehicles, making them ready for dependable electronic fuel injection operation
- Compatible with both pump gasoline and E85 for flexible EFI conversion applications
- Kit includes a 350 LPH in-tank EFI pump module, billet fuel filter, fuel pressure regulator with gauge, fuel level sending unit, additional filters, and 40 feet of 6AN nylon braided hose with AN fittings
- Comes with new mounting hardware, EFI-rated hose clamps, an electric fuel pump wiring harness, and relay kit for a complete installation
- Designed to follow factory fuel line paths and mounting points to maintain a clean, OEM-style fit and finish
- Features a pre-calibrated fuel level sender intended to function with the original fuel gauge and includes detailed, step-by-step installation instructions
- Protected by a 1-Year Limited Warranty
Bringing modern fuel delivery to a classic GM G-Body requires more than just adding components—it calls for a system designed to support increased power while preserving the vehicle’s original character. Whether you are converting to electronic fuel injection or building a stronger street combination, starting with a complete, engineered package simplifies the process. The Holley G-Body Fuel System Kit provides a comprehensive solution tailored specifically for these platforms.
This kit is configured as a direct-fit replacement for 1978–1988 GM G-Body applications and is designed to support reliable EFI operation. Compatible with pump gasoline and E85, it includes a 350 LPH in-tank EFI fuel pump module, billet fuel filter, fuel pressure regulator with gauge, calibrated fuel level sender, additional fuel filters, and 40 feet of 6AN nylon braided hose. The package also supplies the necessary AN fittings, new mounting hardware, and EFI-rated hose clamps. An electric fuel pump wiring harness and relay kit are included to help ensure the pump receives proper current for steady performance.
Engineered to follow factory fuel line routing and utilize original mounting points, the system maintains a clean, OEM-style appearance while upgrading the entire fuel delivery setup. It is designed to work with existing sheet metal and chassis provisions, typically requiring little to no drilling. The pre-calibrated sending unit is intended to function with the factory fuel gauge for added convenience. Detailed, step-by-step instructions are provided to guide installation from the fuel tank forward. Backed by a 1-Year Limited Warranty.