Holley EFI Billet LS7 Hi Flow Fuel Rails: A Great Place to Start
Numerous kits are available to fit your needs. Part number 534-230 replaces existing fuel rails on your LS7 engine and connects to the stock injectors and fuel system. For more versatility, part number 534-231 comes with the same components and six feet of braided hose and 6AN fittings to customize your install. If you're connecting to the GM factory fuel line, an adapter kit (part number 534-211) is ideal for connecting directly to Holley EFI fuel rails.
Part number 534-232 allows the use of Holley EFI injectors – both EV1 and Bosch-style – allowing you to maximize power. Part number 534-233 includes six feet of braided hose and 6AN fittings to customize your install. Just pick up the a GM 3/8-inch quick-connect-release tool to disconnect the factory fuel line before you start your project – they're inexpensive and available at local auto parts stores.
See complete details for Billet LS7 Hi-Flow Fuel Rails for Factory LS7 Intake and Injectors (part number 534-230).
See complete details for Billet LS7 Hi-Flow Fuel Rail Kit for Factory LS7 Intake and Injectors (part number 534-231).
See complete details for Billet LS7 Hi-Flow Fuel Rails for Factory LS7 Intake with Holley EFI Injectors (part number 534-232).
See complete details for Billet LS7 Hi-Flow Fuel Rail Kit for Factory LS7 Intake with Tall Holley EFI Injectors (part number 534-233).
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