Cometic C5754-089 Buick Big Block MLS Cylinder Head Gasket Bore - V8 4.385

The Cometic C5754-089 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Buick Big Block V8 engines. This high-performance gasket features a 4.385-inch bore diameter and a compressed thickness of .089 inches, providing exceptional sealing capability for both stock and modified applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior durability and heat resistance
• 4.385-inch bore diameter for precise fitment on Buick Big Block V8 engines
• .089-inch compressed thickness optimized for performance applications
• Embossed stainless steel layers with advanced coating technology
• Exceptional conformability to irregular sealing surfaces
• Resistant to high cylinder pressures and extreme temperatures
• Reusable design allows for multiple installations when properly maintained

Cometic MLS gaskets utilize multiple layers of stainless steel with specially formulated coatings to create a superior seal between the cylinder head and engine block. The gasket's unique construction allows it to recover and maintain clamping force under extreme conditions, making it ideal for turbocharged, supercharged, and high-compression naturally aspirated engines. This gasket is designed to handle the demanding requirements of performance Buick Big Block builds while providing reliable sealing that exceeds OEM specifications.