Cometic C15703-052 GM LTR Gen-5 Small Block V8 MLS Head Gasket 4.150" Bore .052"

The Cometic C15703-052 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LTR Gen-5 small block V8 engines. This precision-manufactured gasket features a .052" compressed thickness and is designed for 4.150" bore applications.

Key Features:

• Multi-Layer Steel (MLS) construction with embossed stainless steel layers for superior sealing and durability
• 4.150" cylinder bore diameter accommodates performance builds and overbore applications
• .052" compressed gasket thickness allows for precise compression ratio tuning
• Designed for 1/2" head studs for secure clamping force in high-performance applications
• Compatible with RHS (Racing Head Service) cylinder heads
• Viton rubber sealing beads around coolant and oil passages prevent fluid migration
• Stopper layer technology provides additional combustion seal support

Cometic MLS gaskets are the preferred choice for serious engine builders and racers who demand reliable sealing under extreme cylinder pressures and temperatures. The multi-layer design allows the gasket to adapt to minor surface imperfections while maintaining excellent recovery properties through repeated heat cycles. Ideal for boosted applications, high-compression naturally aspirated builds, and engines running on alternative fuels.