Cometic C4278-045 MLS Cylinder Head Gasket for Toyota 7M-GE/7M-GTE 84mm Bore

The Cometic C4278-045 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Toyota 7M-GE and 7M-GTE engines. This precision-manufactured gasket features a compressed thickness of .045 inches and an 84mm bore diameter, making it ideal for both stock and performance applications.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme cylinder pressures
• .045-inch compressed thickness allows for precise compression ratio tuning
• 84mm bore diameter designed for Toyota 7M-GE naturally aspirated and 7M-GTE turbocharged inline-six engines
• Exceeds OEM specifications for high-performance and forced induction applications
• Manufactured with multiple layers of stainless steel with advanced coating technology
• Resists combustion gas leakage, coolant seepage, and oil contamination

Cometic MLS head gaskets are the preferred choice for engine builders working with boosted applications, nitrous oxide systems, and high-compression naturally aspirated builds. The multi-layer design conforms to minor surface imperfections while maintaining excellent recovery properties through countless heat cycles. This gasket is compatible with both stock and aftermarket cylinder heads when properly prepared to MLS surface finish requirements.