Cometic C5245-060 MLS Cylinder Head Gasket Bore Chevy SBC - 4.060 283-400

The Cometic C5245-060 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered for Chevrolet Generation 1 Small Block V8 engines. This gasket features a .060" compressed thickness and is designed for 4.060" bore applications, making it ideal for performance and racing engines that demand superior sealing capabilities.

Key Features:

• Multi-Layer Steel (MLS) construction provides exceptional durability and reusability
• .060" compressed thickness for optimal sealing and compression ratio tuning
• 4.060" bore diameter accommodates standard and slightly overbored SBC engines
• Round bore design compatible with 18-degree and 23-degree cylinder heads
• Embossed stainless steel layers with Viton rubber coating ensure superior combustion sealing
• Designed to withstand extreme cylinder pressures in high-performance applications

Cometic MLS gaskets are the preferred choice for engine builders seeking maximum reliability in boosted, nitrous, and naturally aspirated high-compression builds. This gasket fits Chevrolet Small Block V8 engines including 265, 283, 302, 307, 327, 350, and 400 cubic inch variants when bored to the specified diameter. The MLS technology allows the gasket to recover and maintain seal integrity even under severe thermal cycling and combustion pressure.