Quick view Cometic Gasket Cometic Mercury / Chevy Big Block 4.6in Bore .051 inch MLS Head Gasket - C5637-051 Compare $105.62 $95.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.051". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .045in MLS Cylinder Head Gasket - 4.600in Bore - C5637-045 Compare $105.62 $95.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.045". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .040in MLS Cylinder Head Gasket - 4.600in Bore - C5637-040 Compare $100.59 $90.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.040". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.600in Bore - C5637-030 Compare $100.59 $90.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.098". Cometic MLS (Multi-Layer Steel) Head Gaskets... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic Mercury / Chevy Big Block 4.6in Bore .027 inch MLS Head Gasket - C5637-027 Compare $100.59 $90.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.027". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .120in MLS Cylinder Head Gasket - 4.580in Bore - C5636-120 Compare $261.92 $235.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.120". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .086in MLS Cylinder Head Gasket - 4.580in Bore - C5636-086 Compare $158.05 $142.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.086". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .080in MLS Cylinder Head Gasket - 4.580in Bore - C5636-080 Compare $145.51 $130.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.098". Cometic MLS (Multi-Layer Steel) Head Gaskets... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .075in MLS Cylinder Head Gasket - 4.580in Bore - C5636-075 Compare $145.51 $130.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.075". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic Mercury/Chevy BB 4.580in Bore .070in MLS-5 Gen 4/5/6 Blocks Head Gasket - C5636-070 Compare $145.51 $130.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.098". Cometic MLS (Multi-Layer Steel) Head Gaskets... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .066in MLS Cylinder Head Gasket - 4.580in Bore - C5636-066 Compare $145.51 $130.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.098". Cometic MLS (Multi-Layer Steel) Head Gaskets... Add to Cart Add to Cart
Quick view Cometic Gasket Cometic Mercury/Chevy BB 4.580in Bore .026in MLS-5 Gen 4/5/6 Blocks Head Gasket - C5636-060 Compare $145.51 $130.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.060". 4 Bolts in Valley. Cometic MLS (Multi-Layer Steel)... Add to Cart Add to Cart