Cometic C4128-030 MLS Cylinder Head Gasket Jaguar Bore - 4.2L XK6 030 3.670

The Cometic C4128-030 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Jaguar 4.2L XK6 engines from 1973-1992. This precision gasket features a .030" (0.76mm) compressed thickness and accommodates a 3.670" bore diameter, making it ideal for both stock rebuilds and modified applications.

Key Features:

• Multi-Layer Steel construction provides superior sealing and durability under high cylinder pressures
• .030" compressed gasket thickness allows for precise compression ratio tuning
• 3.670" bore diameter engineered for Jaguar XK6 engine specifications
• Advanced coating technology ensures reliable combustion sealing and prevents fluid leakage
• Manufactured to OEM specifications with enhanced performance characteristics
• Compatible with Jaguar XK6 4.2L inline-six engines spanning nearly two decades of production

Cometic Gaskets are renowned in the automotive performance industry for their precision-manufactured MLS gaskets that provide exceptional sealing capability. The multi-layer design allows the gasket to conform to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface, making this an excellent choice for enthusiasts rebuilding or upgrading their classic Jaguar engine.