Cometic C5248-071 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

The Cometic C5248-071 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chevrolet Generation-1 Small Block V8 engines. This gasket features a .071" compressed thickness and a 4.165" bore diameter, making it ideal for performance builds and engine rebuilds requiring precise sealing under high-compression conditions.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme combustion pressures
• 4.165" bore diameter accommodates standard and slightly overbored small block Chevy applications
• .071" compressed thickness allows for precise compression ratio tuning
• Compatible with 18-degree and 23-degree cylinder heads
• Round bore design with integrated steam holes for proper coolant circulation
• MLS design offers improved thermal conductivity and resistance to gasket failure
• Engineered for high-performance applications including street, strip, and forced induction

Cometic's MLS gaskets feature multiple layers of stainless steel with an advanced coating system that adapts to sealing surface imperfections. This design eliminates the need for retorquing and provides consistent sealing performance throughout the engine's life. The integrated steam holes ensure proper coolant flow around critical combustion chamber areas, preventing hot spots and potential engine damage.

This gasket is compatible with classic Chevrolet small block V8 engines including 262, 265, 267, 283, 302, 305, 307, 327, 350, and 400 cubic inch variants with the appropriate bore specifications.