Cometic GM Gen-V/VI Big Block V8 .056in MLS Cylinder Head Gasket - 4.320in Bore - C5817-056

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War Block. Cometic MLS...

Cometic GM Gen-V/VI Big Block V8 .051in MLS Cylinder Head Gasket - 4.320in Bore - C5817-051

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM Gen-V/VI Big Block V8 .045in MLS Cylinder Head Gasket - 4.320in Bore - C5817-045

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.045". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM Gen-V/VI Big Block V8 .040in MLS Cylinder Head Gasket - 4.320in Bore - C5817-040

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM Gen-V/VI Big Block V8 .036in MLS Cylinder Head Gasket - 4.320in Bore - C5817-036

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM Gen-V/VI Big Block V8 .030in MLS Cylinder Head Gasket - 4.320in Bore - C5817-030

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.030". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM Gen-V/VI Big Block V8 .027in MLS Cylinder Head Gasket - 4.320in Bore - C5817-027

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic Chevrolet Mark-IV Big Block V8 .140in MLS Cylinder Head Gasket - 4.320in Bore - C5816-140

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.140". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic Chevrolet Mark-IV Big Block V8 .120in MLS Cylinder Head Gasket - 4.320in Bore - C5816-120

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.120". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic Chevrolet Mark-IV Big Block V8 .095in MLS Cylinder Head Gasket - 4.320in Bore - C5816-095

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War Block. Cometic MLS...

Cometic Chevrolet Mark-IV Big Block V8 .092in MLS Cylinder Head Gasket - 4.320in Bore - C5816-092

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.092". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic Chevrolet Mark-IV Big Block V8 .086in MLS Cylinder Head Gasket - 4.320in Bore - C5816-086

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.086". Cometic MLS (Multi-Layer Steel) Head Gaskets...