Cometic C15499-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

The Cometic C15499-040 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chevrolet Generation I Small Block V8 engines. This gasket features a 4.200-inch bore diameter and .040-inch compressed thickness, making it ideal for performance builds and applications requiring precise compression control.

Key Specifications:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.200-inch bore diameter accommodates oversized bores
• .040-inch compressed thickness for fine-tuning compression ratios
• Designed for 18 and 23 degree cylinder heads
• No steam holes configuration
• Compatible with Chevrolet Gen-I Small Block V8 engines

Cometic's MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to provide exceptional resistance to blow-out and superior rebound characteristics. The embossed sealing beads around combustion chambers, oil passages, and coolant ports ensure maximum sealing pressure where it's needed most. This gasket is designed for high-performance street and racing applications where reliability and precise engine sealing are critical.