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Cometic C5769-042 MLS Cylinder Head Gasket Pontiac Bore - 400/428/455 V8 4.200

(Pontiac GTO 1968-73, Firebird 1968-79, Grand Prix 1968-77, Grand Am 1973-75, Bonneville 1968-78, LeMans 1968-77, Catalina 1968-78 + 12 more models)

Manufacturer

Picture for manufacturer Cometic

Part Number

C5769-042
6 reviews
Sale Price

$112.47

Estimated ship date Wednesday, November 25

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Product Details

The Cometic C5769-042 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Pontiac 400, 428, and 455 cubic inch V8 engines. This high-performance gasket features a compressed thickness of .042 inches and is designed for a 4.200-inch bore diameter.

Key Features:

  • Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme conditions
  • Compressed thickness of .042 inches allows for precise compression ratio tuning
  • 4.200-inch bore diameter engineered for Pontiac big block V8 applications
  • Advanced material technology resists combustion pressure and temperature extremes
  • Embossed sealing beads around combustion chambers and fluid passages ensure reliable sealing
  • Compatible with performance builds, forced induction, and high compression applications

Cometic MLS gaskets are constructed from multiple layers of stainless steel, providing excellent conformability to deck surface imperfections while maintaining exceptional strength. The proprietary coating system ensures optimal sealing performance and longevity, making this gasket an ideal choice for both street performance and racing applications on classic Pontiac V8 engines.

Products specifications

Fits

Pontiac GTO 1968-73, Firebird 1968-79, Grand Prix 1968-77, Grand Am 1973-75, Bonneville 1968-78, LeMans 1968-77, Catalina 1968-78, Tempest 1968-70, Parisienne 1968-74, 1976, Grandville 1971-75, Executive 1968-70, Grand LeMans 1975-77 + 7 more models

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Material

Multi-layer Steel

Easy checkout

Awesome

Not bad at all hope to find more parts from this site!!

good experience so far. shipped when promised. Ordered wrong steering cable. Already re-ordered new one. Hopefully the return is as easy as buying the first one.

Easy to use site.

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