Gaskets & Seals

Cometic LS 4.040 Bore MLx Head Gasket C5505-066 LS 4.040" Bore. 0.066" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion...

Cometic LS 4.060 Bore MLS Head Gasket C5751-051 LS 4.060" Bore. 0.051" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic LS 4.100 Bore MLS Head Gasket C5489-036 LS 4.100" Bore. 0.036" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic LS MLS Exhaust Manifold Gaskets C15547 97-13 LS - Round Port 0.035" Thickness w/o Rivets MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer...

SCE LS 4.150 Bore Vulcan Cut-Ring Head Gasket CR201559 LS 4.150" Gasket Bore x 0.059" Compressed Thickness. Sold individually. A hybrid design forged to harness the best sealing properties of two head gasket types. COMPOSITE - Pliable, perforated...

Chevrolet Performance Gen V L83 5.3L MLS 5-Layer Head Gasket 12622325 3.835" (97.4mm) bore x .052" (1.33mm) thickness x 5-layer MLS.     

Chevrolet Performance Gen V LT4 Oil Pan Seal 12631278 Oil Pan Seal for Dry Sump Gen V LT1 LT4 Engines.   

Cometic LS 3.910 Bore MLS Head Gasket C5475-027 LS 3.910" Bore. 0.027" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic LS 4.060 Bore MLS Head Gasket C5751-075 LS 4.060" Bore. 0.075" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic LS 4.100 Bore MLS Head Gasket C5489-098 LS 4.100" Bore. 0.098" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic LSX 4.185 Bore MLS Head Gasket C5936-066, Left Side LSX 4.185" Bore. 0.066" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer...

Cometic LSX 4.185 Bore MLS Head Gasket C5936-070, Left Side LSX 4.185" Bore. 0.070" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer...