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Holley EFI

Holley EFI 300-230 LS7 Hi-Ram Fuel Rail Adapter Kit - LS3/LS7 Injectors

Part # 300-230 Be the first to write a review

Holley LS Hi-Ram Fuel Rail Adapter Kit

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Holley EFI 300-230 LS7 Hi-Ram Fuel Rail Adapter Kit - LS3/LS7 Injectors

Estimated Ship Date: 07/21/2026
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Holley LS Hi-Ram Fuel Rail Adapter Kit is designed for use with the Holley Hi-Ram line of LS intake manifolds. The adapter kit is designed to allow for proper mounting of the fuel rail when using a short LS3/LS7 style injector versus the taller LS1 style injector. The kit comes complete with fuel rail adapters, mounting hardware, injector o-rings and installation instructions. Designed to be used with 300-124 or 300-125.
Brand Holley EFI
Emission Code5
Product TypeIntake Manifolds
WarrantyManufacturer's Limited 90 Day (1 Year with Warranty Registration)
UPC090127681824
Manufacturer Part Number300-230
Part Number300-230
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.
Instructions for Part# 300-230
Only compatible with the LS7 version of the Hi-Ram intake manifold.
Manufacturer's Limited 90 Day (1 Year with Warranty Registration): See Details

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      Some parts are not legal for use in California or other states with similar regulations.