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Mr. Gasket Performance Header Gaskets 396-454 Chevrolet Big Block Mark IV 1965-1990

Square Ports, 1.85" x 1.90"

PART# 153

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$20.62   Your Price
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Overview

Manufactured from high-temperature composite exhaust material. Provides maximum torque retention to eliminate gasket failure. Can be trimmed if necessary for modified port applications. Precision die cut for an excellent fit. For OE replacement, high-performance street, drag race and oval track.

Features:

  • Made From High Temp Acrylic Blend Exhaust Material
  • Provides Excellent Sealing And Durability
  • Can Be Trimmed If Necessary For Modified Port App

Specs

BrandMr. Gasket
Collector Gaskets IncludedNo
Emission Code5
EngineChevrolet Big Block Mark IV
Gasket LinePerformance
MaterialPerformance
Port ShapeSquare
Port Size1.85" x 1.90"
Product TypeHeader Gaskets
Thickness.062"
WarrantyLimited 90 Day Warranty
Weight0.2500
Part Number153

Emissions

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.

Warranty Information

Limited 90 Day Warranty: See Details

Applications

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      *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.