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Holley SysteMAX Intake - Ford Small Block V8

EFI Intake Manifold 1986-1993 5.0L Upper and Lower E.O. Legal Shiny Finish

PART# 300-72S

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Estimated shipping date: 03/05/2021
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The Holley SysteMAX intake s designed to be the highest performance street manifold on the market for the popular Fox Body Mustang. With it's long transition design, this intake produces maximum volume and horsepower. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Holley's products include performance fuel pumps, fuel injection, intake manifolds, & engine dress–up products. As a single solution, or partnered with products from other Holley brands we can give you the edge you need over the competition.


  • E.O. # D-115-11
  • Complete Manifold Kit
  • Retains Stock Injector
  • Retains Water Outlet Locations
  • Internal EGR Passage
  • 50 State Legal


Emission Code3
EngineFord Small Block V8
Front Height10.625 inch
Fuel System TypeEFI
Manifold TypeHigh Rise
Product TypeManifold
Rear Height10.625 inch
RPM Power Band2000-6500
WarrantyLimited 90 Day
Part Number300-72S



This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Check out Holley's new line of high-flow throttle bodies, in-tank fuel pumps, and adjustable regulators for the Ford 5.0L EFI passenger engine. Use Mr. Gasket #5831 intake gaskets or equivalent.

Warranty Information

Limited 90 Day: See Details


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

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