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Header Gaskets - Ultra-Seal - 396-454 Chevrolet Big Block Mark IV 1965-90

Mr. Gasket, Ultra-Seal Material, Square Port, 1.85" x 1.90"

PART# 5910

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$27.06   Suggested Retail
$24.35   Your Price
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Overview

• Manufactured from high-temperature steel core/graphite faced exhaust material. • Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. • Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. • Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp-load. • Can be trimmed if necessary for modified port applications. • For OE replacement, high performance street, drag race and oval track use.

Features:

  • Withstands Intense Exhaust Heat
  • Graphite-Impregnated Facing
  • Steel Expanded Metal Core
  • Superior Tensile Strength
  • Resists Deteriorating
  • Anti-stick Properties
  • Easy Removal For Disassembly

Specs

BrandMr. Gasket
Collector Gaskets IncludedNo
Emission Code5
EngineChevrolet Big Block Mark IV
FinishFlat
Gasket LineUltra-Seal
MaterialUltra-seal
Port ShapeSquare
Port Size1.85" x 1.90"
Product TypeHeader Gaskets
Thickness.062"
WarrantyLimited 90 Day Warranty
Weight0.3800
Part Number5910

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.