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Mr. Gasket

Mr. Gasket Header Gaskets - Performance

Fits 1965-1990 Chevrolet 396-454 Big Block. Round Ports, 1.92 Inch

Part # 152 Be the first to write a review
Estimated shipping date: 10/19/2021
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Mr. Gasket's Performance Header Gaskets are manufactured from a heavy duty high-temperature material, .062 inch thick, consisting of an acrylic binder system to resist high temperature. Provides excellent sealing and durability with maximum torque retention to eliminate gasket failure. While precision die-cut for an excellent fit, it can be trimmed if necessary for modified port applications. For OE replacement, higher performance street, drag race and oval track use.

Fits Chevrolet 396,402,427,454 Gen IV Big Blocks with Round Ports up to 1.92 inches in diameter.


  • Provides excellent sealing and durability.
  • Precision die-cut for an excellent fit
  • Manufactured from high-temperature acrylic blend exhaust material
  • Can be trimmed if necessary for modified port applications
  • For OE replacement, high performance street, drag race and oval track use

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

Brand Mr. Gasket
Collector Gaskets IncludedNo
Emission Code5
EngineChevrolet Big Block Mark IV
Gasket LinePerformance
Port ShapeRound
Port Size1.92"
Product TypeHeader Gaskets
WarrantyLimited 90 Day Warranty
Part Number152

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.

Limited 90 Day Warranty: See Details

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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