Holley Replacement Fuel Rail kit for Lo-Ram Manifold

  • Replacement fuel rail kit for Low-Ram 300-620 and 300-621 single injector design
  • High volume fuel rails and mounting hardware included with ¾”-16 o-ring ports (8 AN)
  • Kit includes two sets of brackets to allow using long or short injectors
  • Bright dip, black anodized finish with laser etched EFI logo for long lasting good looks


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SKU: 534-260 Categories: , Tags: , , Brand:


Replacement fuel rail kits designed for the GM LS Series Lo-Ram intake manifolds with single injector per cylinder design. Finished in black anodizing, the high volume rails include the mounting hardware and have 3/4″-16 o-ring ports (8AN). The fuel rail kits come with two sets of brackets. A set for long (usually standard length) fuel injectors and a set for short (such as Pico, or LS7) fuel injectors.

Hardware Package

C, I, F, G

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