Holley EFI Fuel Rail Kit | GBP Performance
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Holley

Holley | EFI Fuel Rail Kit

534-204
Holley | EFI Fuel Rail Kit LS1 534-204 | Dual-Quad cathedral port Hi-Ram, for manifold 300-134, both sides fuel rails, crossovers and fittings included
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CAD $463.68 CAD $545.51 Save 15% - FLASH SALE
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Holley – EFI Fuel Rail Kit LS1 Dual-Quad

Description

The Holley EFI Fuel Rail Kit (PN 534-204) is designed specifically for Dual-Quad and cathedral port Hi-Ram configurations on GM LS1 engines. This complete kit includes fuel rails for both sides, crossover lines, and all necessary fittings. It is intended for use with the Holley intake manifold PN 300-134 (Hi-Ram LS1 2x4 Dual-Quad). Ideal for high-performance builds requiring symmetrical fuel delivery on dual carburetor or dual throttle body setups, this kit ensures even and optimal fuel distribution to LS1 injectors on cathedral port Hi-Ram manifolds.

Specifications

  • Brand: Holley
  • Part Number: 534-204
  • Type: EFI Fuel Rail Kit
  • Engine Application: GM LS1
  • Configuration: Dual-Quad, Cathedral Port
  • Compatible Manifold: Holley 300-134 (Hi-Ram LS1 2x4)
  • Contents: Both sides fuel rails, crossover lines, fittings
  • Usage: High-performance symmetrical fuel delivery
  • Condition: New
  • Sold and shipped by GBP Performance

 

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Compatibility (Application)

MakeModelYearsEngineNotes
GMHi-Ram LS1 2x4 Dual-Quad Manifold (300-134)LS1Cathedral port; for Holley manifold 300-134 only; Dual-Quad configuration
Holley
534-204
90127670880

Data sheet

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