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Est. 1957
Cometic Chevrolet 348/409 W-Series Big Block V8 .027in MLS Cylinder Head Gasket - 4.437in Bore
Cometic Gasket
Cometic Gasket

Cometic Chevrolet 348/409 W-Series Big Block V8 .027in MLS Cylinder Head Gasket - 4.437in Bore

$103.81

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Cometic Chevrolet 348/409 W-Series Big Block V8 .027in MLS head gasket. Viton coating resists heat up to 482°F.

Key Features

  • Fits 1958-1985 Chevrolet Impala, 1958-1965 Chevrolet Bel Air, 1960-1961 Chevrolet C10 Pickup, and many other vehicles.
  • Multi-Layer Steel (MLS) construction offers increased strength and corrosion resistance.
  • Features a .027 inch thickness and a 4.437 inch bore for Chevrolet 348/409 W-Series Big Block V8 engines.
  • Embossed outer layers are coated with Viton rubber for enhanced sealing.
  • Viton coating is heat resistant up to 482°F (250°C).

⚠️ 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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Product Details

Cometic uses multiple layers of stainless steel for their Multi-Layer Steel (MLS) head gaskets, giving them increased strength and resistance to corrosion. This particular gasket is designed for Chevrolet 348/409 W-Series Big Block V8 engines and features a .027 inch thickness with a 4.437 inch bore, making it a solid choice for rebuilding or refreshing these classic powerplants.

The outer layers of this gasket are embossed and coated with a Viton rubber material. This coating is heat resistant up to 482°F (250°C) and is built to handle tough sealing environments and varying load conditions. This construction helps ensure a reliable seal between the cylinder head and the engine block, which is crucial for maintaining compression and preventing leaks.

This gasket fits a range of Chevrolet vehicles from the late 1950s through the mid-1980s, including models like the Impala, Bel Air, and C10 Pickup. Always refer to the manufacturer's installation instructions for proper fitment and torque specifications.

Specifications

Brand
Cometic Gasket
Manufacturer Part #
C5219-027
UPC
191070122744

Frequently Asked Questions

Cometic Chevrolet 348/409 W-Series Big Block V8 .027in MLS Cylinder Head Gasket - 4.437in Bore

$103.81