Cometic C4578-068 MLS Cylinder Head Gasket Bore Subaru - 101mm 068 EJ25

The Cometic C4578-068 is a Multi-Layer Steel (MLX) cylinder head gasket engineered specifically for Subaru EJ25 series engines. This precision gasket features a 101mm bore diameter and .068" compressed thickness, providing exceptional sealing performance for both stock and modified applications.

Key Features:

• Multi-Layer Steel construction with proprietary coating for superior sealing
• 101mm bore diameter optimized for EJ25 series engines
• .068" compressed thickness for precise compression control
• Prevents coolant and combustion gas leakage under extreme conditions
• Engineered for durability in high-performance and turbocharged applications

Compatible Engine Models:

• Subaru EJ25D, EJ251, EJ252
• Subaru EJ253/EJ255 Version 1
• Subaru EJ257 (2004-2006)

Cometic gaskets are manufactured in the USA using advanced materials and manufacturing processes. The MLX design combines multiple layers of stainless steel with specialized coatings to maintain seal integrity through thermal cycling and engine movement, making this gasket ideal for enthusiasts building reliable high-performance Subaru engines.