Cometic C15512-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

The Cometic C15512-040 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chevrolet Generation I Small Block V8 engines. This precision gasket features a 4.165-inch bore diameter and .040-inch compressed thickness, making it ideal for performance builds and engines with increased compression ratios.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.165-inch bore diameter accommodates standard and slightly overbored small block V8 engines
• .040-inch compressed thickness allows for fine-tuning of compression ratios
• Designed for 18-degree and 23-degree cylinder heads
• Configuration without steam holes for specific head applications
• Engineered to withstand high combustion pressures and extreme temperatures
• Compatible with Gen-I Chevrolet Small Block V8 engines (262-400 cubic inch)

Cometic's MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to provide excellent recovery and sealing characteristics. The embossed design allows the gasket to conform to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface. This gasket is an excellent choice for street performance, racing, and boosted applications where reliability is critical.