Cometic C4128-070 MLS Cylinder Head Gasket Jaguar Bore - 4.2L XK6 070 3.670

The Cometic C4128-070 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Jaguar 4.2L XK6 engines from 1973-1992. This precision-manufactured gasket features Cometic's proven MLS construction, which provides superior sealing and durability compared to traditional composite gaskets.

Key Specifications:

• Bore size: 3.670 inches
• Compressed thickness: .070 inches (1.78mm)
• Multi-Layer Steel (MLS) construction for maximum reliability
• Application: Jaguar XK6 4.2L inline-six engines (1973-1992)

Features and Benefits:

• MLS design provides exceptional combustion sealing and resistance to blow-out
• Embossed stainless steel layers with Viton rubber coating resist extreme temperatures and pressures
• Allows for thermal expansion and contraction without compromising seal integrity
• Ideal for both stock rebuilds and performance applications
• Reusable in some applications, unlike traditional composite gaskets

Cometic Gaskets are manufactured in the USA using advanced materials and processes, making them a trusted choice for engine builders and performance enthusiasts working on classic Jaguar XK engines. The .070" thickness makes this gasket suitable for engines with stock or mildly modified deck heights.