Cometic C5764-045 MLS Cylinder Head Gasket GM Vortec 8100 L18 Gen VII Big Block V8

The Cometic C5764-045 is a Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM L18 Vortec 8100 Gen-VII Big Block V8 engines. This precision gasket features a 4.280-inch bore diameter and .045-inch compressed thickness, providing exceptional sealing performance for high-performance and heavy-duty applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior durability and sealing
• 4.280-inch bore diameter designed for GM Vortec 8100 engines
• .045-inch compressed gasket thickness
• Left-hand side (LHS) application
• Engineered for Gen-VII Big Block V8 engines
• Provides excellent resistance to combustion pressure and thermal expansion
• Premium gasket material ensures reliable long-term performance

Cometic gaskets are manufactured using advanced materials and manufacturing processes to deliver race-proven sealing solutions. The MLS design features multiple layers of stainless steel with elastomeric coatings that accommodate engine movement and maintain consistent sealing pressure across the entire surface. This gasket is ideal for stock replacements, performance builds, and high-boost applications where reliable head sealing is critical.