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Est. 1957
Cometic Gasket

Cometic Chevrolet ZL1 Mark-IV Big Block V8 .066in MLS Cylinder Head Gasket - 4.250in Bore

$152.35

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Fits 1969 Chevrolet Camaro and 1969, 2009 Chevrolet Corvette. Cometic MLS head gasket with Viton coating for reliable sealing.

Key Features

  • Fits 1969 Chevrolet Camaro and 1969, 2009 Chevrolet Corvette.
  • Multi-Layer Steel (MLS) construction offers increased strength and corrosion resistance.
  • Outer layers are coated on both sides with Viton, a heat-resistant elastomer up to 482°F.
  • Designed for high output engines and requires no additional sealants.
  • Suitable for aluminum heads to aluminum blocks and aluminum heads to cast iron blocks.
  • Features a 4.250 inch bore and a compressed operating thickness of 0.098 inches.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits these vehicles
  • Chevrolet Camaro 1969
  • Chevrolet Corvette 1969, 2009
About this part

Product Details

This Cometic Multi-Layer Steel (MLS) head gasket is built with multiple embossed stainless steel layers, featuring a Viton rubber coating on the outer layers. This construction is designed to handle the high output of big block V8 engines, providing a strong seal without needing additional sealants. The Viton coating is heat resistant up to 482 degrees Fahrenheit, making it suitable for harsh sealing environments and various surface finishes.

The center shim layer is uncoated stainless steel, allowing for different thickness requirements, and in this case, it's set at a compressed operating thickness of 0.098 inches with a bore of 4.250 inches. MLS gaskets are well-suited for applications with aluminum heads and either aluminum or cast iron blocks, as they can withstand the shearing forces that can occur between dissimilar metals. The multiple stainless steel layers also contribute to increased strength and resistance to corrosion.

Specifications

Brand
Cometic Gasket
Manufacturer Part #
C5746-066
UPC
191070138738

Frequently Asked Questions

Cometic Chevrolet ZL1 Mark-IV Big Block V8 .066in MLS Cylinder Head Gasket - 4.250in Bore

$152.35