Cometic Chevrolet Mark-IV, GM Gen-V/VI Big Block V8 .065" MLS Cylinder Head Gasket, 4.630" Bore, For Aftermarket Heads - Undersized Water Ports to Allow for Customization

Cometic Chevrolet Mark-IV, GM Gen-V/VI Big Block V8 .065" MLS Cylinder Head Gasket, 4.630" Bore, For Aftermarket Heads - Undersized Water Ports to Allow for Customization** MADE TO ORDER, EXPECT 1 2 WEEK DELAY ** Cometic Multi Layer Steel gaskets are comprised of multiple embossed layers of both proprietary high temperature coated and uncoated stainless steel, requiring less clamp load, creating less bore distortion, and conforms load distribution across the sealing area. An additional HP Shim Layer can be added to provide increased stress around the combustion seal. Proprietary high temperature coatings along with

** MADE TO ORDER, EXPECT 1-2 WEEK DELAY **

Cometic Multi-Layer Steel gaskets are comprised of multiple embossed layers of both proprietary high temperature coated and uncoated stainless steel, requiring less clamp load, creating less bore distortion, and conforms load distribution across the sealing area.
An additional HP Shim Layer can be added to provide increased stress around the combustion seal. Proprietary high temperature coatings along with embossments provide a micro seal for fluids against the head and block surface.

Features:

Material: MLS
Compressed Thickness: .065
Bore Shape: Valve Pocketed
Bore Size (IN): 4.630
# of layers: 5
Orientation: None