Intake Manifold Gasket Set - Ultra-seal - 396-454 Chevrolet Big Block Mark IV 1965-90

Mr. Gasket 5827, Intake Manifold Gaskets, Ultra-Seal, Chevy Big Block Oval Port, Kit

PART# 5827

$25.64   Suggested Retail
$23.08   Your Price
Free Shipping on orders over $100*
In Stock  


This is a high quality gasket that performs well in all OE applications, as well as high performance street, drag and oval track racing. This gasket eliminates the need for adding silicone around water ports and makes for a much easier installation.


  • Made From Cellulose/Nitrile Composition
  • Provides Excellent Sealing And Durability
  • Has Silicone Beading On Both Sides
  • Eliminates Need For Adding Silicone


BrandMr. Gasket
Emission Code1
EngineChevrolet Big Block Mark IV
Port ShapeOval
Port Size1.75" x 2.16"
Product TypeIntake Gaskets
WarrantyLimited 90 Day Warranty


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

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
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    *Free Shipping & Handling only offered to the continental US on orders over $100.

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