Cometic Chevy Mark-IV Big Block V8 Top End Gasket Kit-4.320in Bore-.040in MLS Cylinder Head Gasket

If you're rebuilding the top end of your Chevy Mark-IV Big Block V8, this Cometic StreetPro gasket kit is a solid option. It includes all the necessary gaskets and seals to get your engine back together, focusing on the cylinder heads and the components above them. This kit is designed for engines with a 4.320-inch bore and features Multi-Layer Steel (MLS) head gaskets that are 0.040 inches thick, providing a reliable seal for your rebuild.

Cometic understands that quality gasket materials are key to a successful engine build, especially for street rods. That's why their StreetPro kits use a variety of proven materials, including MLS, AFM, Aramid Fiber, and Armor Clad, depending on the specific gasket. The MLS head gaskets in this kit are well-built and offer good sealing performance for a range of applications. This kit is a great choice for budget-minded builders who still want dependable components for their project.

This kit is designed to fit a wide range of GM Big Block V8 vehicles from 1970 to 1985, including popular models like the Chevrolet C10 Suburban and Impala. Purchasing both the top-end and bottom-end kits will give you everything needed for a complete engine overhaul.