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Holley EFI



Part # 534-267
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The new Hi-Flow billet fuel rails are a direct fit for the Ford 7.3l Godzilla engines. The fuel rails feature a 5/8" diameter fuel passage that provides more flow capacity for high horsepower applications over the stock rails. The black anodized rails have -8 ORB ports on each end and an 1/8" NPT port for a fuel gauge installation if you choose to do so. • The 534-265 includes fuel rails, mounting brackets and required mounting hardware. • The 534-266 fuel rail kit includes everything from the 534-265 plus (6ft) braided hose, (4) 90 degree and (2) straight -6 hose ends.


  • Bright dip, black anodized finish with laser etched EFI logo for long lasting good looks
  • 5/8” diameter fuel passage provides the flow capacity for high horsepower applications
  • Fuel rails are machined to accept -8 (3/4-16) O-ring fittings
  • Fuel rails fit your stock intake manifold
  • Includes (4) -6 to 3/4-16 O-ring adapters
  • Works with factory injectors

About Holley EFI

Holley is the new standard in EFI! Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!

Brand Holley EFI
Emission Code5
EngineFord 7.3 Godzilla
Product TypeFuel Rail
Part Number534-267

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.

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