Cometic C4956-032 MLS Cylinder Head Gasket Bore Mitsubishi - 87mm 4G63T

The Cometic C4956-032 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Mitsubishi 4G63T DOHC turbocharged engines found in Evolution 4-8 models. This gasket features a .032" (0.81mm) compressed thickness and an 87mm bore diameter, making it ideal for stock and modified applications requiring reliable combustion sealing under high boost conditions.

Key Features:

• Multi-Layer Steel (MLS) construction with stainless steel layers for superior durability
• 0.032" compressed thickness allows for precise compression ratio tuning
• 87mm bore diameter optimized for 4G63T engine specifications
• Designed specifically for DOHC turbocharged Mitsubishi 4G63T engines
• Compatible with Evolution 4, 5, 6, 7, and 8 models
• Viton rubber gasket coating provides excellent sealing and resistance to oils and coolants
• Embossed stainless steel layers provide multiple sealing points

Cometic MLS head gaskets are the choice of engine builders and performance enthusiasts worldwide. The multi-layer design allows the gasket to conform to minor surface imperfections while maintaining superior combustion sealing, even under extreme cylinder pressures. The stopper layer controls gasket movement and prevents bore distortion, while the Viton coating enhances sealing and protects against fluid migration.

Specifications:

• Bore: 87mm (3.425")
• Thickness: .032" (0.81mm) compressed
• Material: Multi-Layer Stainless Steel with Viton coating
• Engine Application: Mitsubishi 4G63T DOHC Turbo (Evo 4-8)

This gasket is designed for use with properly prepared surfaces. Cometic recommends a surface finish of 50 RA or smoother for optimal sealing performance. Not compatible with Evolution 1-3 or non-turbo 4G63 variants.