
Specifications
- Brand
- Cometic Gasket
- Part #
- C5816-056
- UPC
- 191070048563

Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.320in Bore
$144.67
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Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.320in Bore. This multi-layer steel gasket offers improved sealing for high-output engines.
Key Features
- Fits 89+ vehicle make/model combinations including Chevrolet Bel Air, Impala, and C10 Pickup.
- Multi-Layer Steel (MLS) construction offers increased strength and corrosion resistance.
- Viton rubber coating on outer layers provides heat resistance up to 482°F (250°C).
- Compressed operating thickness is 0.036 inches.
- Designed for a 4.320-inch bore.
- Requires no additional sealants for installation.
⚠️ 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
Product Details
If you're working on a Chevrolet Mark-IV Big Block V8 and need a reliable head gasket, this Multi-Layer Steel (MLS) gasket from Cometic is a solid option. It's designed to handle the demands of higher-output engines, ensuring a strong seal between your cylinder head and block without needing extra sealants.
This gasket is built with multiple layers of stainless steel for increased strength and resistance to corrosion. The outer layers are coated with Viton, a heat-resistant rubber material that can handle tough sealing conditions and different surface finishes. The compressed thickness is .036 inches, and it's made for a 4.320-inch bore, fitting a wide range of Chevrolet vehicles from the mid-60s through the early 80s, including models like the Impala, Chevelle, and C10 Pickup.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C5816-056
- UPC
- 191070048563
Frequently Asked Questions
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Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.320in Bore

