Cometic C4591-066 MLS Cylinder Head Gasket Bore Mitsubishi - 87mm 4G63T

The Cometic C4591-066 is a Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Mitsubishi 4G63T DOHC turbocharged engines. This precision gasket features an 87mm bore diameter and .066-inch (1.68mm) compressed thickness, designed exclusively for Evolution 4-8 applications.

Key Specifications:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 87mm bore diameter optimized for 4G63T engines
• .066-inch compressed gasket thickness
• Application-specific design for Mitsubishi Evolution 4, 5, 6, 7, and 8 DOHC turbocharged engines
• Engineered to handle high boost and extreme cylinder pressures

Cometic MLS head gaskets utilize multiple layers of stainless steel with proprietary coatings to provide exceptional resistance to combustion gas leakage, coolant seepage, and oil migration. The gasket's construction allows it to recover and maintain optimal clamping force through heat cycles, making it ideal for high-performance and boosted applications where reliability is critical.