Cometic PRO1007T-4040-051 GM Gen III Small Block Top End Gasket Kit - LS1/LS6 V8

The Cometic PRO1007T-4040-051 is a complete top end gasket kit engineered specifically for GM LS1 and LS6 Generation III small block V8 engines. This comprehensive kit provides all the essential gaskets needed for cylinder head and valve cover installations, ensuring reliable sealing and performance.

Key Features:

• Designed for GM LS1/LS6 Generation III small block V8 engines
• Includes MLS (Multi-Layer Steel) head gaskets with 0.051-inch compressed thickness
• 4.040-inch bore size for optimal sealing on standard and slightly overbored applications
• Complete top end gasket set includes head gaskets, valve cover gaskets, and related seals
• Premium Cometic construction for superior durability and heat resistance
• Ideal for engine rebuilds, performance builds, and cylinder head replacement

This top end gasket kit provides professional-grade sealing components that meet or exceed OEM specifications. The MLS head gasket design features multiple layers of stainless steel with precision-engineered embossments to handle high cylinder pressures and temperature cycling. Perfect for street performance, racing applications, and complete engine overhauls on Generation III LS-series engines.