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Est. 1957
Cometic Gasket

Cometic Chevy Mark-IV Big Block V8 .188in Fiber Intake Mani Gasket Set

$30.64

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Cometic Chevy Mark-IV Big Block V8 .188in Fiber Intake Mani Gasket Set. AFM material resists heat and maintains torque without re-torquing.

Key Features

  • This product is a Cometic AFM intake manifold gasket set for Chevy Mark IV Big Block V8 engines.
  • The gaskets are constructed from a fiber material with a thickness of .188 inches.
  • AFM material is a synthetic rubber bonded to an aluminum core, offering temperature resistance over 250°F.
  • This gasket material has 85 percent recovery and maintains strong torque retention.
  • AFM gaskets do not require gasket sealers or re-torquing after installation.
  • Manufactured to meet and exceed OEM quality standards.

⚠️ 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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About this part

Product Details

This is a Cometic AFM intake manifold gasket set for your Chevrolet Mark IV Big Block V8. You get two fiber gaskets, each measuring .188 inches thick. These gaskets are designed to seal the intake manifold to the cylinder heads, preventing vacuum leaks and ensuring proper air-fuel mixture. They are specifically made for Brodix Big Duke PB 1800/1802 heads, but they fit a wide range of Chevrolet vehicles from the mid-60s to the early 80s, including models like the Impala, C10 Pickup, and Camaro.

The AFM material used here is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core. It's built to handle temperatures over 250°F and offers 85 percent recovery, meaning it compresses well and maintains a strong seal over time without needing to be re-torqued. This material also means you don't need to use any gasket sealers, making installation more straightforward.

Specifications

Brand
Cometic Gasket
Manufacturer Part #
C5419-188
UPC
191070494247

Frequently Asked Questions

Cometic Chevy Mark-IV Big Block V8 .188in Fiber Intake Mani Gasket Set

$30.64